Home / 5,447.60-7,514.56-3,454.73

Finding the Fourth Proportional to 5,447.60, 7,514.56 and 3,454.73

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Solution

The fourth proportional to 5,447.60, 7,514.56 and 3,454.73 is: 4,765.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,447.60 : 7,514.56 = 3,454.73 : x
  2. Step 2: Convert to fraction form
    5,447.60/7,514.56 = 3,454.73/x
  3. Step 3: Cross multiply
    5,447.60x = 7,514.56 × 3,454.73
  4. Step 4: Simplify right side
    5,447.60x = 25,960,803.29
  5. Step 5: Solve for x
    x = 25,960,803.29/5,447.60
  6. Step 6: Final answer
    x = 4,765.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.