Home / 2,725.17-4,084.92-1,263.12

Finding the Fourth Proportional to 2,725.17, 4,084.92 and 1,263.12

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Solution

The fourth proportional to 2,725.17, 4,084.92 and 1,263.12 is: 1,893.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,725.17 : 4,084.92 = 1,263.12 : x
  2. Step 2: Convert to fraction form
    2,725.17/4,084.92 = 1,263.12/x
  3. Step 3: Cross multiply
    2,725.17x = 4,084.92 × 1,263.12
  4. Step 4: Simplify right side
    2,725.17x = 5,159,757.52
  5. Step 5: Solve for x
    x = 5,159,757.52/2,725.17
  6. Step 6: Final answer
    x = 1,893.37

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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.