Home / 2,505.12-3,759.12-966.24

Finding the Fourth Proportional to 2,505.12, 3,759.12 and 966.24

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Solution

The fourth proportional to 2,505.12, 3,759.12 and 966.24 is: 1,449.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,505.12 : 3,759.12 = 966.24 : x
  2. Step 2: Convert to fraction form
    2,505.12/3,759.12 = 966.24/x
  3. Step 3: Cross multiply
    2,505.12x = 3,759.12 × 966.24
  4. Step 4: Simplify right side
    2,505.12x = 3,632,212.11
  5. Step 5: Solve for x
    x = 3,632,212.11/2,505.12
  6. Step 6: Final answer
    x = 1,449.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.