Home / 1,514.24-2,269.20-1,512.80

Finding the Fourth Proportional to 1,514.24, 2,269.20 and 1,512.80

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Solution

The fourth proportional to 1,514.24, 2,269.20 and 1,512.80 is: 2,267.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,514.24 : 2,269.20 = 1,512.80 : x
  2. Step 2: Convert to fraction form
    1,514.24/2,269.20 = 1,512.80/x
  3. Step 3: Cross multiply
    1,514.24x = 2,269.20 × 1,512.80
  4. Step 4: Simplify right side
    1,514.24x = 3,432,845.76
  5. Step 5: Solve for x
    x = 3,432,845.76/1,514.24
  6. Step 6: Final answer
    x = 2,267.04

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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.