Home / 5,380.62-7,425.30-3,022.74

Finding the Fourth Proportional to 5,380.62, 7,425.30 and 3,022.74

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Solution

The fourth proportional to 5,380.62, 7,425.30 and 3,022.74 is: 4,171.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,380.62 : 7,425.30 = 3,022.74 : x
  2. Step 2: Convert to fraction form
    5,380.62/7,425.30 = 3,022.74/x
  3. Step 3: Cross multiply
    5,380.62x = 7,425.30 × 3,022.74
  4. Step 4: Simplify right side
    5,380.62x = 22,444,751.32
  5. Step 5: Solve for x
    x = 22,444,751.32/5,380.62
  6. Step 6: Final answer
    x = 4,171.41

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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.