Home / 9,079.29-13,618.92-2,505.48

Finding the Fourth Proportional to 9,079.29, 13,618.92 and 2,505.48

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Solution

The fourth proportional to 9,079.29, 13,618.92 and 2,505.48 is: 3,758.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,079.29 : 13,618.92 = 2,505.48 : x
  2. Step 2: Convert to fraction form
    9,079.29/13,618.92 = 2,505.48/x
  3. Step 3: Cross multiply
    9,079.29x = 13,618.92 × 2,505.48
  4. Step 4: Simplify right side
    9,079.29x = 34,121,931.68
  5. Step 5: Solve for x
    x = 34,121,931.68/9,079.29
  6. Step 6: Final answer
    x = 3,758.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.