Home / 8,572.28-12,849.06-3,372.44

Finding the Fourth Proportional to 8,572.28, 12,849.06 and 3,372.44

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Solution

The fourth proportional to 8,572.28, 12,849.06 and 3,372.44 is: 5,054.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,572.28 : 12,849.06 = 3,372.44 : x
  2. Step 2: Convert to fraction form
    8,572.28/12,849.06 = 3,372.44/x
  3. Step 3: Cross multiply
    8,572.28x = 12,849.06 × 3,372.44
  4. Step 4: Simplify right side
    8,572.28x = 43,332,683.91
  5. Step 5: Solve for x
    x = 43,332,683.91/8,572.28
  6. Step 6: Final answer
    x = 5,054.98

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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.