Home / 2,279.74-3,419.68-1,504.71

Finding the Fourth Proportional to 2,279.74, 3,419.68 and 1,504.71

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Solution

The fourth proportional to 2,279.74, 3,419.68 and 1,504.71 is: 2,257.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,279.74 : 3,419.68 = 1,504.71 : x
  2. Step 2: Convert to fraction form
    2,279.74/3,419.68 = 1,504.71/x
  3. Step 3: Cross multiply
    2,279.74x = 3,419.68 × 1,504.71
  4. Step 4: Simplify right side
    2,279.74x = 5,145,626.69
  5. Step 5: Solve for x
    x = 5,145,626.69/2,279.74
  6. Step 6: Final answer
    x = 2,257.11

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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.