Home / 9,115.48-13,673.76-2,452.96

Finding the Fourth Proportional to 9,115.48, 13,673.76 and 2,452.96

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Solution

The fourth proportional to 9,115.48, 13,673.76 and 2,452.96 is: 3,679.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,115.48 : 13,673.76 = 2,452.96 : x
  2. Step 2: Convert to fraction form
    9,115.48/13,673.76 = 2,452.96/x
  3. Step 3: Cross multiply
    9,115.48x = 13,673.76 × 2,452.96
  4. Step 4: Simplify right side
    9,115.48x = 33,541,186.33
  5. Step 5: Solve for x
    x = 33,541,186.33/9,115.48
  6. Step 6: Final answer
    x = 3,679.59

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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.