Home / 11,402.92-15,737.12-6,925.65

Finding the Fourth Proportional to 11,402.92, 15,737.12 and 6,925.65

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Solution

The fourth proportional to 11,402.92, 15,737.12 and 6,925.65 is: 9,558.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,402.92 : 15,737.12 = 6,925.65 : x
  2. Step 2: Convert to fraction form
    11,402.92/15,737.12 = 6,925.65/x
  3. Step 3: Cross multiply
    11,402.92x = 15,737.12 × 6,925.65
  4. Step 4: Simplify right side
    11,402.92x = 108,989,785.13
  5. Step 5: Solve for x
    x = 108,989,785.13/11,402.92
  6. Step 6: Final answer
    x = 9,558.06

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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.