Home / 5,360.42-7,397.80-3,372.68

Finding the Fourth Proportional to 5,360.42, 7,397.80 and 3,372.68

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Solution

The fourth proportional to 5,360.42, 7,397.80 and 3,372.68 is: 4,654.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,360.42 : 7,397.80 = 3,372.68 : x
  2. Step 2: Convert to fraction form
    5,360.42/7,397.80 = 3,372.68/x
  3. Step 3: Cross multiply
    5,360.42x = 7,397.80 × 3,372.68
  4. Step 4: Simplify right side
    5,360.42x = 24,950,412.10
  5. Step 5: Solve for x
    x = 24,950,412.10/5,360.42
  6. Step 6: Final answer
    x = 4,654.56

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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.