Home / 8,113.25-11,196.30-4,387.25

Finding the Fourth Proportional to 8,113.25, 11,196.30 and 4,387.25

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Solution

The fourth proportional to 8,113.25, 11,196.30 and 4,387.25 is: 6,054.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,113.25 : 11,196.30 = 4,387.25 : x
  2. Step 2: Convert to fraction form
    8,113.25/11,196.30 = 4,387.25/x
  3. Step 3: Cross multiply
    8,113.25x = 11,196.30 × 4,387.25
  4. Step 4: Simplify right side
    8,113.25x = 49,120,967.18
  5. Step 5: Solve for x
    x = 49,120,967.18/8,113.25
  6. Step 6: Final answer
    x = 6,054.41

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Half scale
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Double scale
Find fourth proportional to 8,114.25, 11,197.68 and 4,388.25
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.