Home / 8,154.32-12,233.05-3,474.24

Finding the Fourth Proportional to 8,154.32, 12,233.05 and 3,474.24

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Solution

The fourth proportional to 8,154.32, 12,233.05 and 3,474.24 is: 5,212.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,154.32 : 12,233.05 = 3,474.24 : x
  2. Step 2: Convert to fraction form
    8,154.32/12,233.05 = 3,474.24/x
  3. Step 3: Cross multiply
    8,154.32x = 12,233.05 × 3,474.24
  4. Step 4: Simplify right side
    8,154.32x = 42,500,542.95
  5. Step 5: Solve for x
    x = 42,500,542.95/8,154.32
  6. Step 6: Final answer
    x = 5,212.03

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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.