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Finding the Fourth Proportional to 6,652.64, 9,981.26 and 2,957.46

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Solution

The fourth proportional to 6,652.64, 9,981.26 and 2,957.46 is: 4,437.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,652.64 : 9,981.26 = 2,957.46 : x
  2. Step 2: Convert to fraction form
    6,652.64/9,981.26 = 2,957.46/x
  3. Step 3: Cross multiply
    6,652.64x = 9,981.26 × 2,957.46
  4. Step 4: Simplify right side
    6,652.64x = 29,519,204.69
  5. Step 5: Solve for x
    x = 29,519,204.69/6,652.64
  6. Step 6: Final answer
    x = 4,437.22

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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.