Home / 6,691.32-9,233.83-3,707.11

Finding the Fourth Proportional to 6,691.32, 9,233.83 and 3,707.11

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Solution

The fourth proportional to 6,691.32, 9,233.83 and 3,707.11 is: 5,115.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,691.32 : 9,233.83 = 3,707.11 : x
  2. Step 2: Convert to fraction form
    6,691.32/9,233.83 = 3,707.11/x
  3. Step 3: Cross multiply
    6,691.32x = 9,233.83 × 3,707.11
  4. Step 4: Simplify right side
    6,691.32x = 34,230,823.53
  5. Step 5: Solve for x
    x = 34,230,823.53/6,691.32
  6. Step 6: Final answer
    x = 5,115.71

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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.