Home / 3,675.06-5,514.35-3,191.49

Finding the Fourth Proportional to 3,675.06, 5,514.35 and 3,191.49

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Solution

The fourth proportional to 3,675.06, 5,514.35 and 3,191.49 is: 4,788.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,675.06 : 5,514.35 = 3,191.49 : x
  2. Step 2: Convert to fraction form
    3,675.06/5,514.35 = 3,191.49/x
  3. Step 3: Cross multiply
    3,675.06x = 5,514.35 × 3,191.49
  4. Step 4: Simplify right side
    3,675.06x = 17,598,976.92
  5. Step 5: Solve for x
    x = 17,598,976.92/3,675.06
  6. Step 6: Final answer
    x = 4,788.76

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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.