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Finding the Fourth Proportional to 3,342.92, 4,602.44 and 2,752.40

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Solution

The fourth proportional to 3,342.92, 4,602.44 and 2,752.40 is: 3,789.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,342.92 : 4,602.44 = 2,752.40 : x
  2. Step 2: Convert to fraction form
    3,342.92/4,602.44 = 2,752.40/x
  3. Step 3: Cross multiply
    3,342.92x = 4,602.44 × 2,752.40
  4. Step 4: Simplify right side
    3,342.92x = 12,667,755.86
  5. Step 5: Solve for x
    x = 12,667,755.86/3,342.92
  6. Step 6: Final answer
    x = 3,789.43

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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.