Home / 2,514.45-3,772.20-759.58

Finding the Fourth Proportional to 2,514.45, 3,772.20 and 759.58

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Solution

The fourth proportional to 2,514.45, 3,772.20 and 759.58 is: 1,139.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,514.45 : 3,772.20 = 759.58 : x
  2. Step 2: Convert to fraction form
    2,514.45/3,772.20 = 759.58/x
  3. Step 3: Cross multiply
    2,514.45x = 3,772.20 × 759.58
  4. Step 4: Simplify right side
    2,514.45x = 2,865,295.24
  5. Step 5: Solve for x
    x = 2,865,295.24/2,514.45
  6. Step 6: Final answer
    x = 1,139.53

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1.5x scale

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.