Home / 5,380.38-7,424.93-3,022.53

Finding the Fourth Proportional to 5,380.38, 7,424.93 and 3,022.53

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Solution

The fourth proportional to 5,380.38, 7,424.93 and 3,022.53 is: 4,171.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,380.38 : 7,424.93 = 3,022.53 : x
  2. Step 2: Convert to fraction form
    5,380.38/7,424.93 = 3,022.53/x
  3. Step 3: Cross multiply
    5,380.38x = 7,424.93 × 3,022.53
  4. Step 4: Simplify right side
    5,380.38x = 22,442,073.67
  5. Step 5: Solve for x
    x = 22,442,073.67/5,380.38
  6. Step 6: Final answer
    x = 4,171.09

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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.