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Finding the Fourth Proportional to 9,251.84, 13,886.68 and 8,752.34

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Solution

The fourth proportional to 9,251.84, 13,886.68 and 8,752.34 is: 13,136.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,251.84 : 13,886.68 = 8,752.34 : x
  2. Step 2: Convert to fraction form
    9,251.84/13,886.68 = 8,752.34/x
  3. Step 3: Cross multiply
    9,251.84x = 13,886.68 × 8,752.34
  4. Step 4: Simplify right side
    9,251.84x = 121,540,944.83
  5. Step 5: Solve for x
    x = 121,540,944.83/9,251.84
  6. Step 6: Final answer
    x = 13,136.95

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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.