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Finding the Fourth Proportional to 8,842.13, 13,251.11 and 4,887.53

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Solution

The fourth proportional to 8,842.13, 13,251.11 and 4,887.53 is: 7,324.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,842.13 : 13,251.11 = 4,887.53 : x
  2. Step 2: Convert to fraction form
    8,842.13/13,251.11 = 4,887.53/x
  3. Step 3: Cross multiply
    8,842.13x = 13,251.11 × 4,887.53
  4. Step 4: Simplify right side
    8,842.13x = 64,765,119.18
  5. Step 5: Solve for x
    x = 64,765,119.18/8,842.13
  6. Step 6: Final answer
    x = 7,324.61

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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.