Home / 2,480.38-3,717-1,493.60

Finding the Fourth Proportional to 2,480.38, 3,717 and 1,493.60

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Solution

The fourth proportional to 2,480.38, 3,717 and 1,493.60 is: 2,238.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,480.38 : 3,717 = 1,493.60 : x
  2. Step 2: Convert to fraction form
    2,480.38/3,717 = 1,493.60/x
  3. Step 3: Cross multiply
    2,480.38x = 3,717 × 1,493.60
  4. Step 4: Simplify right side
    2,480.38x = 5,551,711.20
  5. Step 5: Solve for x
    x = 5,551,711.20/2,480.38
  6. Step 6: Final answer
    x = 2,238.25

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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.