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Finding the Fourth Proportional to 8,955.52, 13,343.27 and 8,452.50

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Solution

The fourth proportional to 8,955.52, 13,343.27 and 8,452.50 is: 12,593.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,955.52 : 13,343.27 = 8,452.50 : x
  2. Step 2: Convert to fraction form
    8,955.52/13,343.27 = 8,452.50/x
  3. Step 3: Cross multiply
    8,955.52x = 13,343.27 × 8,452.50
  4. Step 4: Simplify right side
    8,955.52x = 112,783,989.68
  5. Step 5: Solve for x
    x = 112,783,989.68/8,955.52
  6. Step 6: Final answer
    x = 12,593.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.