Home / 4,027.62-5,553.90-3,937.08

Finding the Fourth Proportional to 4,027.62, 5,553.90 and 3,937.08

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Solution

The fourth proportional to 4,027.62, 5,553.90 and 3,937.08 is: 5,429.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,027.62 : 5,553.90 = 3,937.08 : x
  2. Step 2: Convert to fraction form
    4,027.62/5,553.90 = 3,937.08/x
  3. Step 3: Cross multiply
    4,027.62x = 5,553.90 × 3,937.08
  4. Step 4: Simplify right side
    4,027.62x = 21,866,148.61
  5. Step 5: Solve for x
    x = 21,866,148.61/4,027.62
  6. Step 6: Final answer
    x = 5,429.05

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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.