Home / 5,514.46-7,610.30-3,156.55

Finding the Fourth Proportional to 5,514.46, 7,610.30 and 3,156.55

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Solution

The fourth proportional to 5,514.46, 7,610.30 and 3,156.55 is: 4,356.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,514.46 : 7,610.30 = 3,156.55 : x
  2. Step 2: Convert to fraction form
    5,514.46/7,610.30 = 3,156.55/x
  3. Step 3: Cross multiply
    5,514.46x = 7,610.30 × 3,156.55
  4. Step 4: Simplify right side
    5,514.46x = 24,022,292.47
  5. Step 5: Solve for x
    x = 24,022,292.47/5,514.46
  6. Step 6: Final answer
    x = 4,356.24

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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.