Home / 2,479.18-3,714.68-1,745.18

Finding the Fourth Proportional to 2,479.18, 3,714.68 and 1,745.18

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Solution

The fourth proportional to 2,479.18, 3,714.68 and 1,745.18 is: 2,614.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,479.18 : 3,714.68 = 1,745.18 : x
  2. Step 2: Convert to fraction form
    2,479.18/3,714.68 = 1,745.18/x
  3. Step 3: Cross multiply
    2,479.18x = 3,714.68 × 1,745.18
  4. Step 4: Simplify right side
    2,479.18x = 6,482,785.24
  5. Step 5: Solve for x
    x = 6,482,785.24/2,479.18
  6. Step 6: Final answer
    x = 2,614.89

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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.