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Finding the Fourth Proportional to 8,652.76, 11,941.50 and 6,654.04

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Solution

The fourth proportional to 8,652.76, 11,941.50 and 6,654.04 is: 9,183.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,652.76 : 11,941.50 = 6,654.04 : x
  2. Step 2: Convert to fraction form
    8,652.76/11,941.50 = 6,654.04/x
  3. Step 3: Cross multiply
    8,652.76x = 11,941.50 × 6,654.04
  4. Step 4: Simplify right side
    8,652.76x = 79,459,218.66
  5. Step 5: Solve for x
    x = 79,459,218.66/8,652.76
  6. Step 6: Final answer
    x = 9,183.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.