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Finding the Fourth Proportional to 2,953.87, 4,432.11 and 1,566.87

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Solution

The fourth proportional to 2,953.87, 4,432.11 and 1,566.87 is: 2,350.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,953.87 : 4,432.11 = 1,566.87 : x
  2. Step 2: Convert to fraction form
    2,953.87/4,432.11 = 1,566.87/x
  3. Step 3: Cross multiply
    2,953.87x = 4,432.11 × 1,566.87
  4. Step 4: Simplify right side
    2,953.87x = 6,944,540.63
  5. Step 5: Solve for x
    x = 6,944,540.63/2,953.87
  6. Step 6: Final answer
    x = 2,350.99

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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.