Home / 5,034.33-7,551.35-2,112.57

Finding the Fourth Proportional to 5,034.33, 7,551.35 and 2,112.57

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Solution

The fourth proportional to 5,034.33, 7,551.35 and 2,112.57 is: 3,168.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,034.33 : 7,551.35 = 2,112.57 : x
  2. Step 2: Convert to fraction form
    5,034.33/7,551.35 = 2,112.57/x
  3. Step 3: Cross multiply
    5,034.33x = 7,551.35 × 2,112.57
  4. Step 4: Simplify right side
    5,034.33x = 15,952,744.91
  5. Step 5: Solve for x
    x = 15,952,744.91/5,034.33
  6. Step 6: Final answer
    x = 3,168.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.