Home / 8,657.24-12,997.02-7,432.52

Finding the Fourth Proportional to 8,657.24, 12,997.02 and 7,432.52

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Solution

The fourth proportional to 8,657.24, 12,997.02 and 7,432.52 is: 11,158.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,657.24 : 12,997.02 = 7,432.52 : x
  2. Step 2: Convert to fraction form
    8,657.24/12,997.02 = 7,432.52/x
  3. Step 3: Cross multiply
    8,657.24x = 12,997.02 × 7,432.52
  4. Step 4: Simplify right side
    8,657.24x = 96,600,611.09
  5. Step 5: Solve for x
    x = 96,600,611.09/8,657.24
  6. Step 6: Final answer
    x = 11,158.36

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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.