Home / 7,515.27-11,269.77-2,248.38

Finding the Fourth Proportional to 7,515.27, 11,269.77 and 2,248.38

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Solution

The fourth proportional to 7,515.27, 11,269.77 and 2,248.38 is: 3,371.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,515.27 : 11,269.77 = 2,248.38 : x
  2. Step 2: Convert to fraction form
    7,515.27/11,269.77 = 2,248.38/x
  3. Step 3: Cross multiply
    7,515.27x = 11,269.77 × 2,248.38
  4. Step 4: Simplify right side
    7,515.27x = 25,338,717.04
  5. Step 5: Solve for x
    x = 25,338,717.04/7,515.27
  6. Step 6: Final answer
    x = 3,371.63

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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.