Home / 4,372.48-6,553.86-2,874.43

Finding the Fourth Proportional to 4,372.48, 6,553.86 and 2,874.43

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Solution

The fourth proportional to 4,372.48, 6,553.86 and 2,874.43 is: 4,308.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,372.48 : 6,553.86 = 2,874.43 : x
  2. Step 2: Convert to fraction form
    4,372.48/6,553.86 = 2,874.43/x
  3. Step 3: Cross multiply
    4,372.48x = 6,553.86 × 2,874.43
  4. Step 4: Simplify right side
    4,372.48x = 18,838,611.80
  5. Step 5: Solve for x
    x = 18,838,611.80/4,372.48
  6. Step 6: Final answer
    x = 4,308.45

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1.5x scale

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.