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Finding the Fourth Proportional to 7,599.92, 10,475.34 and 5,081.12

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Solution

The fourth proportional to 7,599.92, 10,475.34 and 5,081.12 is: 7,003.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,599.92 : 10,475.34 = 5,081.12 : x
  2. Step 2: Convert to fraction form
    7,599.92/10,475.34 = 5,081.12/x
  3. Step 3: Cross multiply
    7,599.92x = 10,475.34 × 5,081.12
  4. Step 4: Simplify right side
    7,599.92x = 53,226,407.20
  5. Step 5: Solve for x
    x = 53,226,407.20/7,599.92
  6. Step 6: Final answer
    x = 7,003.55

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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.