Home / 10,591.02-14,616.28-6,115.60

Finding the Fourth Proportional to 10,591.02, 14,616.28 and 6,115.60

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Solution

The fourth proportional to 10,591.02, 14,616.28 and 6,115.60 is: 8,439.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,591.02 : 14,616.28 = 6,115.60 : x
  2. Step 2: Convert to fraction form
    10,591.02/14,616.28 = 6,115.60/x
  3. Step 3: Cross multiply
    10,591.02x = 14,616.28 × 6,115.60
  4. Step 4: Simplify right side
    10,591.02x = 89,387,321.97
  5. Step 5: Solve for x
    x = 89,387,321.97/10,591.02
  6. Step 6: Final answer
    x = 8,439.92

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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.