Home / 4,065.20-5,610.35-2,553.86

Finding the Fourth Proportional to 4,065.20, 5,610.35 and 2,553.86

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Solution

The fourth proportional to 4,065.20, 5,610.35 and 2,553.86 is: 3,524.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,065.20 : 5,610.35 = 2,553.86 : x
  2. Step 2: Convert to fraction form
    4,065.20/5,610.35 = 2,553.86/x
  3. Step 3: Cross multiply
    4,065.20x = 5,610.35 × 2,553.86
  4. Step 4: Simplify right side
    4,065.20x = 14,328,048.45
  5. Step 5: Solve for x
    x = 14,328,048.45/4,065.20
  6. Step 6: Final answer
    x = 3,524.56

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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.