Home / 2,418.55-3,337.73-1,474.20

Finding the Fourth Proportional to 2,418.55, 3,337.73 and 1,474.20

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Solution

The fourth proportional to 2,418.55, 3,337.73 and 1,474.20 is: 2,034.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,418.55 : 3,337.73 = 1,474.20 : x
  2. Step 2: Convert to fraction form
    2,418.55/3,337.73 = 1,474.20/x
  3. Step 3: Cross multiply
    2,418.55x = 3,337.73 × 1,474.20
  4. Step 4: Simplify right side
    2,418.55x = 4,920,481.57
  5. Step 5: Solve for x
    x = 4,920,481.57/2,418.55
  6. Step 6: Final answer
    x = 2,034.48

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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.