Home / 4,108.08-5,669.16-2,245.20

Finding the Fourth Proportional to 4,108.08, 5,669.16 and 2,245.20

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Solution

The fourth proportional to 4,108.08, 5,669.16 and 2,245.20 is: 3,098.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,108.08 : 5,669.16 = 2,245.20 : x
  2. Step 2: Convert to fraction form
    4,108.08/5,669.16 = 2,245.20/x
  3. Step 3: Cross multiply
    4,108.08x = 5,669.16 × 2,245.20
  4. Step 4: Simplify right side
    4,108.08x = 12,728,398.03
  5. Step 5: Solve for x
    x = 12,728,398.03/4,108.08
  6. Step 6: Final answer
    x = 3,098.38

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Find fourth proportional to 2,054.04, 2,834.58 and 1,122.60
Half scale
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Double scale
Find fourth proportional to 4,109.08, 5,670.54 and 2,246.20
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.