Home / 11,098.13-15,316.02-6,382.71

Finding the Fourth Proportional to 11,098.13, 15,316.02 and 6,382.71

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Solution

The fourth proportional to 11,098.13, 15,316.02 and 6,382.71 is: 8,808.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,098.13 : 15,316.02 = 6,382.71 : x
  2. Step 2: Convert to fraction form
    11,098.13/15,316.02 = 6,382.71/x
  3. Step 3: Cross multiply
    11,098.13x = 15,316.02 × 6,382.71
  4. Step 4: Simplify right side
    11,098.13x = 97,757,714.01
  5. Step 5: Solve for x
    x = 97,757,714.01/11,098.13
  6. Step 6: Final answer
    x = 8,808.49

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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.