Home / 8,720.92-13,063.87-4,034.36

Finding the Fourth Proportional to 8,720.92, 13,063.87 and 4,034.36

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Solution

The fourth proportional to 8,720.92, 13,063.87 and 4,034.36 is: 6,043.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,720.92 : 13,063.87 = 4,034.36 : x
  2. Step 2: Convert to fraction form
    8,720.92/13,063.87 = 4,034.36/x
  3. Step 3: Cross multiply
    8,720.92x = 13,063.87 × 4,034.36
  4. Step 4: Simplify right side
    8,720.92x = 52,704,354.57
  5. Step 5: Solve for x
    x = 52,704,354.57/8,720.92
  6. Step 6: Final answer
    x = 6,043.44

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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.