Home / 1,516.24-2,272.20-1,514.80

Finding the Fourth Proportional to 1,516.24, 2,272.20 and 1,514.80

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Solution

The fourth proportional to 1,516.24, 2,272.20 and 1,514.80 is: 2,270.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,516.24 : 2,272.20 = 1,514.80 : x
  2. Step 2: Convert to fraction form
    1,516.24/2,272.20 = 1,514.80/x
  3. Step 3: Cross multiply
    1,516.24x = 2,272.20 × 1,514.80
  4. Step 4: Simplify right side
    1,516.24x = 3,441,928.56
  5. Step 5: Solve for x
    x = 3,441,928.56/1,516.24
  6. Step 6: Final answer
    x = 2,270.04

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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.