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Finding the Fourth Proportional to 9,599.76, 13,251.49 and 8,250.03

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Solution

The fourth proportional to 9,599.76, 13,251.49 and 8,250.03 is: 11,388.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,599.76 : 13,251.49 = 8,250.03 : x
  2. Step 2: Convert to fraction form
    9,599.76/13,251.49 = 8,250.03/x
  3. Step 3: Cross multiply
    9,599.76x = 13,251.49 × 8,250.03
  4. Step 4: Simplify right side
    9,599.76x = 109,325,169.42
  5. Step 5: Solve for x
    x = 109,325,169.42/9,599.76
  6. Step 6: Final answer
    x = 11,388.32

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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.