Home / 7,849.26-11,773.89-2,655

Finding the Fourth Proportional to 7,849.26, 11,773.89 and 2,655

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Solution

The fourth proportional to 7,849.26, 11,773.89 and 2,655 is: 3,982.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,849.26 : 11,773.89 = 2,655 : x
  2. Step 2: Convert to fraction form
    7,849.26/11,773.89 = 2,655/x
  3. Step 3: Cross multiply
    7,849.26x = 11,773.89 × 2,655
  4. Step 4: Simplify right side
    7,849.26x = 31,259,677.95
  5. Step 5: Solve for x
    x = 31,259,677.95/7,849.26
  6. Step 6: Final answer
    x = 3,982.50

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Similar ratio
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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.