Home / 8,447.32-12,672.80-2,524.68

Finding the Fourth Proportional to 8,447.32, 12,672.80 and 2,524.68

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Solution

The fourth proportional to 8,447.32, 12,672.80 and 2,524.68 is: 3,787.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,447.32 : 12,672.80 = 2,524.68 : x
  2. Step 2: Convert to fraction form
    8,447.32/12,672.80 = 2,524.68/x
  3. Step 3: Cross multiply
    8,447.32x = 12,672.80 × 2,524.68
  4. Step 4: Simplify right side
    8,447.32x = 31,994,764.70
  5. Step 5: Solve for x
    x = 31,994,764.70/8,447.32
  6. Step 6: Final answer
    x = 3,787.56

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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.