Home / 5,372.04-7,412.92-3,013.88

Finding the Fourth Proportional to 5,372.04, 7,412.92 and 3,013.88

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Solution

The fourth proportional to 5,372.04, 7,412.92 and 3,013.88 is: 4,158.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,372.04 : 7,412.92 = 3,013.88 : x
  2. Step 2: Convert to fraction form
    5,372.04/7,412.92 = 3,013.88/x
  3. Step 3: Cross multiply
    5,372.04x = 7,412.92 × 3,013.88
  4. Step 4: Simplify right side
    5,372.04x = 22,341,651.33
  5. Step 5: Solve for x
    x = 22,341,651.33/5,372.04
  6. Step 6: Final answer
    x = 4,158.88

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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.