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Finding the Fourth Proportional to 8,367.72, 12,551.76 and 2,524.20

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Solution

The fourth proportional to 8,367.72, 12,551.76 and 2,524.20 is: 3,786.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,367.72 : 12,551.76 = 2,524.20 : x
  2. Step 2: Convert to fraction form
    8,367.72/12,551.76 = 2,524.20/x
  3. Step 3: Cross multiply
    8,367.72x = 12,551.76 × 2,524.20
  4. Step 4: Simplify right side
    8,367.72x = 31,683,152.59
  5. Step 5: Solve for x
    x = 31,683,152.59/8,367.72
  6. Step 6: Final answer
    x = 3,786.35

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1.5x scale

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.