Home / 5,375.57-7,418.36-3,250.42

Finding the Fourth Proportional to 5,375.57, 7,418.36 and 3,250.42

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Solution

The fourth proportional to 5,375.57, 7,418.36 and 3,250.42 is: 4,485.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,375.57 : 7,418.36 = 3,250.42 : x
  2. Step 2: Convert to fraction form
    5,375.57/7,418.36 = 3,250.42/x
  3. Step 3: Cross multiply
    5,375.57x = 7,418.36 × 3,250.42
  4. Step 4: Simplify right side
    5,375.57x = 24,112,785.71
  5. Step 5: Solve for x
    x = 24,112,785.71/5,375.57
  6. Step 6: Final answer
    x = 4,485.62

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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.