Home / 6,261.04-8,641.08-3,608.38

Finding the Fourth Proportional to 6,261.04, 8,641.08 and 3,608.38

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Solution

The fourth proportional to 6,261.04, 8,641.08 and 3,608.38 is: 4,980.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,261.04 : 8,641.08 = 3,608.38 : x
  2. Step 2: Convert to fraction form
    6,261.04/8,641.08 = 3,608.38/x
  3. Step 3: Cross multiply
    6,261.04x = 8,641.08 × 3,608.38
  4. Step 4: Simplify right side
    6,261.04x = 31,180,300.25
  5. Step 5: Solve for x
    x = 31,180,300.25/6,261.04
  6. Step 6: Final answer
    x = 4,980.05

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Half scale
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Double scale
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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.