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Finding the Fourth Proportional to 7,601.92, 11,397.96 and 4,996.96

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Solution

The fourth proportional to 7,601.92, 11,397.96 and 4,996.96 is: 7,492.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,601.92 : 11,397.96 = 4,996.96 : x
  2. Step 2: Convert to fraction form
    7,601.92/11,397.96 = 4,996.96/x
  3. Step 3: Cross multiply
    7,601.92x = 11,397.96 × 4,996.96
  4. Step 4: Simplify right side
    7,601.92x = 56,955,150.20
  5. Step 5: Solve for x
    x = 56,955,150.20/7,601.92
  6. Step 6: Final answer
    x = 7,492.21

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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.