Home / 5,629.87-8,432.11-2,710.36

Finding the Fourth Proportional to 5,629.87, 8,432.11 and 2,710.36

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Solution

The fourth proportional to 5,629.87, 8,432.11 and 2,710.36 is: 4,059.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,629.87 : 8,432.11 = 2,710.36 : x
  2. Step 2: Convert to fraction form
    5,629.87/8,432.11 = 2,710.36/x
  3. Step 3: Cross multiply
    5,629.87x = 8,432.11 × 2,710.36
  4. Step 4: Simplify right side
    5,629.87x = 22,854,053.66
  5. Step 5: Solve for x
    x = 22,854,053.66/5,629.87
  6. Step 6: Final answer
    x = 4,059.43

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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.