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Finding the Fourth Proportional to 6,644.57, 9,159.49 and 5,463.59

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Solution

The fourth proportional to 6,644.57, 9,159.49 and 5,463.59 is: 7,531.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,644.57 : 9,159.49 = 5,463.59 : x
  2. Step 2: Convert to fraction form
    6,644.57/9,159.49 = 5,463.59/x
  3. Step 3: Cross multiply
    6,644.57x = 9,159.49 × 5,463.59
  4. Step 4: Simplify right side
    6,644.57x = 50,043,697.97
  5. Step 5: Solve for x
    x = 50,043,697.97/6,644.57
  6. Step 6: Final answer
    x = 7,531.52

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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.