Home / 2,740.98-4,111.92-1,508.97

Finding the Fourth Proportional to 2,740.98, 4,111.92 and 1,508.97

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Solution

The fourth proportional to 2,740.98, 4,111.92 and 1,508.97 is: 2,263.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,740.98 : 4,111.92 = 1,508.97 : x
  2. Step 2: Convert to fraction form
    2,740.98/4,111.92 = 1,508.97/x
  3. Step 3: Cross multiply
    2,740.98x = 4,111.92 × 1,508.97
  4. Step 4: Simplify right side
    2,740.98x = 6,204,763.92
  5. Step 5: Solve for x
    x = 6,204,763.92/2,740.98
  6. Step 6: Final answer
    x = 2,263.70

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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.