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Finding the Fourth Proportional to 7,497.56, 11,251.96 and 2,822.18

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Solution

The fourth proportional to 7,497.56, 11,251.96 and 2,822.18 is: 4,235.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,497.56 : 11,251.96 = 2,822.18 : x
  2. Step 2: Convert to fraction form
    7,497.56/11,251.96 = 2,822.18/x
  3. Step 3: Cross multiply
    7,497.56x = 11,251.96 × 2,822.18
  4. Step 4: Simplify right side
    7,497.56x = 31,755,056.47
  5. Step 5: Solve for x
    x = 31,755,056.47/7,497.56
  6. Step 6: Final answer
    x = 4,235.39

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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.