Home / 2,747.52-4,118.45-1,102.95

Finding the Fourth Proportional to 2,747.52, 4,118.45 and 1,102.95

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Solution

The fourth proportional to 2,747.52, 4,118.45 and 1,102.95 is: 1,653.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,747.52 : 4,118.45 = 1,102.95 : x
  2. Step 2: Convert to fraction form
    2,747.52/4,118.45 = 1,102.95/x
  3. Step 3: Cross multiply
    2,747.52x = 4,118.45 × 1,102.95
  4. Step 4: Simplify right side
    2,747.52x = 4,542,438.91
  5. Step 5: Solve for x
    x = 4,542,438.91/2,747.52
  6. Step 6: Final answer
    x = 1,653.29

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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.