Home / 5,250.62-7,245.72-3,126.06

Finding the Fourth Proportional to 5,250.62, 7,245.72 and 3,126.06

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Solution

The fourth proportional to 5,250.62, 7,245.72 and 3,126.06 is: 4,313.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,250.62 : 7,245.72 = 3,126.06 : x
  2. Step 2: Convert to fraction form
    5,250.62/7,245.72 = 3,126.06/x
  3. Step 3: Cross multiply
    5,250.62x = 7,245.72 × 3,126.06
  4. Step 4: Simplify right side
    5,250.62x = 22,650,555.46
  5. Step 5: Solve for x
    x = 22,650,555.46/5,250.62
  6. Step 6: Final answer
    x = 4,313.88

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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.