Home / 2,265.86-3,127.74-1,949.96

Finding the Fourth Proportional to 2,265.86, 3,127.74 and 1,949.96

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Solution

The fourth proportional to 2,265.86, 3,127.74 and 1,949.96 is: 2,691.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,265.86 : 3,127.74 = 1,949.96 : x
  2. Step 2: Convert to fraction form
    2,265.86/3,127.74 = 1,949.96/x
  3. Step 3: Cross multiply
    2,265.86x = 3,127.74 × 1,949.96
  4. Step 4: Simplify right side
    2,265.86x = 6,098,967.89
  5. Step 5: Solve for x
    x = 6,098,967.89/2,265.86
  6. Step 6: Final answer
    x = 2,691.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.