Home / 3,514.75-5,272.07-1,434.30

Finding the Fourth Proportional to 3,514.75, 5,272.07 and 1,434.30

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Solution

The fourth proportional to 3,514.75, 5,272.07 and 1,434.30 is: 2,151.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,514.75 : 5,272.07 = 1,434.30 : x
  2. Step 2: Convert to fraction form
    3,514.75/5,272.07 = 1,434.30/x
  3. Step 3: Cross multiply
    3,514.75x = 5,272.07 × 1,434.30
  4. Step 4: Simplify right side
    3,514.75x = 7,561,730.00
  5. Step 5: Solve for x
    x = 7,561,730.00/3,514.75
  6. Step 6: Final answer
    x = 2,151.43

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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.