Home / 2,493.18-3,738.88-737.70

Finding the Fourth Proportional to 2,493.18, 3,738.88 and 737.70

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Solution

The fourth proportional to 2,493.18, 3,738.88 and 737.70 is: 1,106.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,493.18 : 3,738.88 = 737.70 : x
  2. Step 2: Convert to fraction form
    2,493.18/3,738.88 = 737.70/x
  3. Step 3: Cross multiply
    2,493.18x = 3,738.88 × 737.70
  4. Step 4: Simplify right side
    2,493.18x = 2,758,171.78
  5. Step 5: Solve for x
    x = 2,758,171.78/2,493.18
  6. Step 6: Final answer
    x = 1,106.29

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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.