Home / 2,754.11-4,132.38-1,113.86

Finding the Fourth Proportional to 2,754.11, 4,132.38 and 1,113.86

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Solution

The fourth proportional to 2,754.11, 4,132.38 and 1,113.86 is: 1,671.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,754.11 : 4,132.38 = 1,113.86 : x
  2. Step 2: Convert to fraction form
    2,754.11/4,132.38 = 1,113.86/x
  3. Step 3: Cross multiply
    2,754.11x = 4,132.38 × 1,113.86
  4. Step 4: Simplify right side
    2,754.11x = 4,602,872.12
  5. Step 5: Solve for x
    x = 4,602,872.12/2,754.11
  6. Step 6: Final answer
    x = 1,671.28

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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.