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Finding the Fourth Proportional to 8,951.85, 13,432.23 and 6,773.94

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Solution

The fourth proportional to 8,951.85, 13,432.23 and 6,773.94 is: 10,164.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,951.85 : 13,432.23 = 6,773.94 : x
  2. Step 2: Convert to fraction form
    8,951.85/13,432.23 = 6,773.94/x
  3. Step 3: Cross multiply
    8,951.85x = 13,432.23 × 6,773.94
  4. Step 4: Simplify right side
    8,951.85x = 90,989,120.09
  5. Step 5: Solve for x
    x = 90,989,120.09/8,951.85
  6. Step 6: Final answer
    x = 10,164.28

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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.