Home / 7,512.26-11,268.32-5,281.89

Finding the Fourth Proportional to 7,512.26, 11,268.32 and 5,281.89

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Solution

The fourth proportional to 7,512.26, 11,268.32 and 5,281.89 is: 7,922.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,512.26 : 11,268.32 = 5,281.89 : x
  2. Step 2: Convert to fraction form
    7,512.26/11,268.32 = 5,281.89/x
  3. Step 3: Cross multiply
    7,512.26x = 11,268.32 × 5,281.89
  4. Step 4: Simplify right side
    7,512.26x = 59,517,958.06
  5. Step 5: Solve for x
    x = 59,517,958.06/7,512.26
  6. Step 6: Final answer
    x = 7,922.78

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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.