Home / 1,514.56-2,272.66-1,404.40

Finding the Fourth Proportional to 1,514.56, 2,272.66 and 1,404.40

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Solution

The fourth proportional to 1,514.56, 2,272.66 and 1,404.40 is: 2,107.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,514.56 : 2,272.66 = 1,404.40 : x
  2. Step 2: Convert to fraction form
    1,514.56/2,272.66 = 1,404.40/x
  3. Step 3: Cross multiply
    1,514.56x = 2,272.66 × 1,404.40
  4. Step 4: Simplify right side
    1,514.56x = 3,191,723.70
  5. Step 5: Solve for x
    x = 3,191,723.70/1,514.56
  6. Step 6: Final answer
    x = 2,107.36

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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.