Home / 8,930.24-13,397.20-3,086.08

Finding the Fourth Proportional to 8,930.24, 13,397.20 and 3,086.08

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Solution

The fourth proportional to 8,930.24, 13,397.20 and 3,086.08 is: 4,629.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,930.24 : 13,397.20 = 3,086.08 : x
  2. Step 2: Convert to fraction form
    8,930.24/13,397.20 = 3,086.08/x
  3. Step 3: Cross multiply
    8,930.24x = 13,397.20 × 3,086.08
  4. Step 4: Simplify right side
    8,930.24x = 41,344,830.98
  5. Step 5: Solve for x
    x = 41,344,830.98/8,930.24
  6. Step 6: Final answer
    x = 4,629.76

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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.