Home / 3,932.12-5,425.22-2,535.68

Finding the Fourth Proportional to 3,932.12, 5,425.22 and 2,535.68

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Solution

The fourth proportional to 3,932.12, 5,425.22 and 2,535.68 is: 3,498.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,932.12 : 5,425.22 = 2,535.68 : x
  2. Step 2: Convert to fraction form
    3,932.12/5,425.22 = 2,535.68/x
  3. Step 3: Cross multiply
    3,932.12x = 5,425.22 × 2,535.68
  4. Step 4: Simplify right side
    3,932.12x = 13,756,621.85
  5. Step 5: Solve for x
    x = 13,756,621.85/3,932.12
  6. Step 6: Final answer
    x = 3,498.53

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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.