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Finding the Fourth Proportional to 2,446.08, 3,375.20 and 1,562.08

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Solution

The fourth proportional to 2,446.08, 3,375.20 and 1,562.08 is: 2,155.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,446.08 : 3,375.20 = 1,562.08 : x
  2. Step 2: Convert to fraction form
    2,446.08/3,375.20 = 1,562.08/x
  3. Step 3: Cross multiply
    2,446.08x = 3,375.20 × 1,562.08
  4. Step 4: Simplify right side
    2,446.08x = 5,272,332.42
  5. Step 5: Solve for x
    x = 5,272,332.42/2,446.08
  6. Step 6: Final answer
    x = 2,155.42

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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.