Home / 2,752.52-4,121.73-1,518.56

Finding the Fourth Proportional to 2,752.52, 4,121.73 and 1,518.56

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Solution

The fourth proportional to 2,752.52, 4,121.73 and 1,518.56 is: 2,273.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,752.52 : 4,121.73 = 1,518.56 : x
  2. Step 2: Convert to fraction form
    2,752.52/4,121.73 = 1,518.56/x
  3. Step 3: Cross multiply
    2,752.52x = 4,121.73 × 1,518.56
  4. Step 4: Simplify right side
    2,752.52x = 6,259,073.70
  5. Step 5: Solve for x
    x = 6,259,073.70/2,752.52
  6. Step 6: Final answer
    x = 2,273.94

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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.