Home / 2,279.95-3,418.17-1,046.47

Finding the Fourth Proportional to 2,279.95, 3,418.17 and 1,046.47

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Solution

The fourth proportional to 2,279.95, 3,418.17 and 1,046.47 is: 1,568.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,279.95 : 3,418.17 = 1,046.47 : x
  2. Step 2: Convert to fraction form
    2,279.95/3,418.17 = 1,046.47/x
  3. Step 3: Cross multiply
    2,279.95x = 3,418.17 × 1,046.47
  4. Step 4: Simplify right side
    2,279.95x = 3,577,012.36
  5. Step 5: Solve for x
    x = 3,577,012.36/2,279.95
  6. Step 6: Final answer
    x = 1,568.90

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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.