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Finding the Fourth Proportional to 3,380.52, 4,667.52 and 2,543.16

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Solution

The fourth proportional to 3,380.52, 4,667.52 and 2,543.16 is: 3,511.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,380.52 : 4,667.52 = 2,543.16 : x
  2. Step 2: Convert to fraction form
    3,380.52/4,667.52 = 2,543.16/x
  3. Step 3: Cross multiply
    3,380.52x = 4,667.52 × 2,543.16
  4. Step 4: Simplify right side
    3,380.52x = 11,870,250.16
  5. Step 5: Solve for x
    x = 11,870,250.16/3,380.52
  6. Step 6: Final answer
    x = 3,511.37

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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.