Home / 10,367.29-15,538.78-5,104.72

Finding the Fourth Proportional to 10,367.29, 15,538.78 and 5,104.72

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Solution

The fourth proportional to 10,367.29, 15,538.78 and 5,104.72 is: 7,651.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,367.29 : 15,538.78 = 5,104.72 : x
  2. Step 2: Convert to fraction form
    10,367.29/15,538.78 = 5,104.72/x
  3. Step 3: Cross multiply
    10,367.29x = 15,538.78 × 5,104.72
  4. Step 4: Simplify right side
    10,367.29x = 79,321,121.04
  5. Step 5: Solve for x
    x = 79,321,121.04/10,367.29
  6. Step 6: Final answer
    x = 7,651.10

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