Home / 2,876.17-4,314.21-1,144.75

Finding the Fourth Proportional to 2,876.17, 4,314.21 and 1,144.75

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Solution

The fourth proportional to 2,876.17, 4,314.21 and 1,144.75 is: 1,717.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,876.17 : 4,314.21 = 1,144.75 : x
  2. Step 2: Convert to fraction form
    2,876.17/4,314.21 = 1,144.75/x
  3. Step 3: Cross multiply
    2,876.17x = 4,314.21 × 1,144.75
  4. Step 4: Simplify right side
    2,876.17x = 4,938,691.90
  5. Step 5: Solve for x
    x = 4,938,691.90/2,876.17
  6. Step 6: Final answer
    x = 1,717.11

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1.5x scale

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.