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Finding the Fourth Proportional to 9,049.35, 13,552.95 and 8,800.20

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Solution

The fourth proportional to 9,049.35, 13,552.95 and 8,800.20 is: 13,179.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,049.35 : 13,552.95 = 8,800.20 : x
  2. Step 2: Convert to fraction form
    9,049.35/13,552.95 = 8,800.20/x
  3. Step 3: Cross multiply
    9,049.35x = 13,552.95 × 8,800.20
  4. Step 4: Simplify right side
    9,049.35x = 119,268,670.59
  5. Step 5: Solve for x
    x = 119,268,670.59/9,049.35
  6. Step 6: Final answer
    x = 13,179.81

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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.