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Finding the Fourth Proportional to 4,620.61, 6,932.44 and 1,500.71

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Solution

The fourth proportional to 4,620.61, 6,932.44 and 1,500.71 is: 2,251.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,620.61 : 6,932.44 = 1,500.71 : x
  2. Step 2: Convert to fraction form
    4,620.61/6,932.44 = 1,500.71/x
  3. Step 3: Cross multiply
    4,620.61x = 6,932.44 × 1,500.71
  4. Step 4: Simplify right side
    4,620.61x = 10,403,582.03
  5. Step 5: Solve for x
    x = 10,403,582.03/4,620.61
  6. Step 6: Final answer
    x = 2,251.56

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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.