Home / 2,734.74-4,101.87-1,418.43

Finding the Fourth Proportional to 2,734.74, 4,101.87 and 1,418.43

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Solution

The fourth proportional to 2,734.74, 4,101.87 and 1,418.43 is: 2,127.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,734.74 : 4,101.87 = 1,418.43 : x
  2. Step 2: Convert to fraction form
    2,734.74/4,101.87 = 1,418.43/x
  3. Step 3: Cross multiply
    2,734.74x = 4,101.87 × 1,418.43
  4. Step 4: Simplify right side
    2,734.74x = 5,818,215.46
  5. Step 5: Solve for x
    x = 5,818,215.46/2,734.74
  6. Step 6: Final answer
    x = 2,127.52

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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.