Home / 3,952.20-5,454.54-2,535.96

Finding the Fourth Proportional to 3,952.20, 5,454.54 and 2,535.96

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Solution

The fourth proportional to 3,952.20, 5,454.54 and 2,535.96 is: 3,499.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,952.20 : 5,454.54 = 2,535.96 : x
  2. Step 2: Convert to fraction form
    3,952.20/5,454.54 = 2,535.96/x
  3. Step 3: Cross multiply
    3,952.20x = 5,454.54 × 2,535.96
  4. Step 4: Simplify right side
    3,952.20x = 13,832,495.26
  5. Step 5: Solve for x
    x = 13,832,495.26/3,952.20
  6. Step 6: Final answer
    x = 3,499.95

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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.