Home / 5,399.65-7,451.27-3,630.97

Finding the Fourth Proportional to 5,399.65, 7,451.27 and 3,630.97

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Solution

The fourth proportional to 5,399.65, 7,451.27 and 3,630.97 is: 5,010.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,399.65 : 7,451.27 = 3,630.97 : x
  2. Step 2: Convert to fraction form
    5,399.65/7,451.27 = 3,630.97/x
  3. Step 3: Cross multiply
    5,399.65x = 7,451.27 × 3,630.97
  4. Step 4: Simplify right side
    5,399.65x = 27,055,319.68
  5. Step 5: Solve for x
    x = 27,055,319.68/5,399.65
  6. Step 6: Final answer
    x = 5,010.57

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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.