Home / 11,098.27-15,315.60-6,382.55

Finding the Fourth Proportional to 11,098.27, 15,315.60 and 6,382.55

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Solution

The fourth proportional to 11,098.27, 15,315.60 and 6,382.55 is: 8,807.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,098.27 : 15,315.60 = 6,382.55 : x
  2. Step 2: Convert to fraction form
    11,098.27/15,315.60 = 6,382.55/x
  3. Step 3: Cross multiply
    11,098.27x = 15,315.60 × 6,382.55
  4. Step 4: Simplify right side
    11,098.27x = 97,752,645.00
  5. Step 5: Solve for x
    x = 97,752,645.00/11,098.27
  6. Step 6: Final answer
    x = 8,807.92

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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.