Home / 2,677.50-4,016.25-1,292.00

Finding the Fourth Proportional to 2,677.50, 4,016.25 and 1,292.00

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Solution

The fourth proportional to 2,677.50, 4,016.25 and 1,292.00 is: 1,937.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,677.50 : 4,016.25 = 1,292.00 : x
  2. Step 2: Convert to fraction form
    2,677.50/4,016.25 = 1,292.00/x
  3. Step 3: Cross multiply
    2,677.50x = 4,016.25 × 1,292.00
  4. Step 4: Simplify right side
    2,677.50x = 5,188,974.92
  5. Step 5: Solve for x
    x = 5,188,974.92/2,677.50
  6. Step 6: Final answer
    x = 1,937.99

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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.