Home / 7,593.12-11,391.20-2,661.44

Finding the Fourth Proportional to 7,593.12, 11,391.20 and 2,661.44

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Solution

The fourth proportional to 7,593.12, 11,391.20 and 2,661.44 is: 3,992.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,593.12 : 11,391.20 = 2,661.44 : x
  2. Step 2: Convert to fraction form
    7,593.12/11,391.20 = 2,661.44/x
  3. Step 3: Cross multiply
    7,593.12x = 11,391.20 × 2,661.44
  4. Step 4: Simplify right side
    7,593.12x = 30,316,995.33
  5. Step 5: Solve for x
    x = 30,316,995.33/7,593.12
  6. Step 6: Final answer
    x = 3,992.69

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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.