Home / 5,044.20-7,532.31-4,121.56

Finding the Fourth Proportional to 5,044.20, 7,532.31 and 4,121.56

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Solution

The fourth proportional to 5,044.20, 7,532.31 and 4,121.56 is: 6,154.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,044.20 : 7,532.31 = 4,121.56 : x
  2. Step 2: Convert to fraction form
    5,044.20/7,532.31 = 4,121.56/x
  3. Step 3: Cross multiply
    5,044.20x = 7,532.31 × 4,121.56
  4. Step 4: Simplify right side
    5,044.20x = 31,044,867.60
  5. Step 5: Solve for x
    x = 31,044,867.60/5,044.20
  6. Step 6: Final answer
    x = 6,154.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.