Home / 5,514.44-7,610.31-3,124.39

Finding the Fourth Proportional to 5,514.44, 7,610.31 and 3,124.39

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Solution

The fourth proportional to 5,514.44, 7,610.31 and 3,124.39 is: 4,311.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,514.44 : 7,610.31 = 3,124.39 : x
  2. Step 2: Convert to fraction form
    5,514.44/7,610.31 = 3,124.39/x
  3. Step 3: Cross multiply
    5,514.44x = 7,610.31 × 3,124.39
  4. Step 4: Simplify right side
    5,514.44x = 23,777,522.79
  5. Step 5: Solve for x
    x = 23,777,522.79/5,514.44
  6. Step 6: Final answer
    x = 4,311.87

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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.