Home / 8,080.07-11,156.96-5,248.85

Finding the Fourth Proportional to 8,080.07, 11,156.96 and 5,248.85

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Solution

The fourth proportional to 8,080.07, 11,156.96 and 5,248.85 is: 7,247.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,080.07 : 11,156.96 = 5,248.85 : x
  2. Step 2: Convert to fraction form
    8,080.07/11,156.96 = 5,248.85/x
  3. Step 3: Cross multiply
    8,080.07x = 11,156.96 × 5,248.85
  4. Step 4: Simplify right side
    8,080.07x = 58,561,183.25
  5. Step 5: Solve for x
    x = 58,561,183.25/8,080.07
  6. Step 6: Final answer
    x = 7,247.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.