Home / 7,791.11-11,686.77-2,244.55

Finding the Fourth Proportional to 7,791.11, 11,686.77 and 2,244.55

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Solution

The fourth proportional to 7,791.11, 11,686.77 and 2,244.55 is: 3,366.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,791.11 : 11,686.77 = 2,244.55 : x
  2. Step 2: Convert to fraction form
    7,791.11/11,686.77 = 2,244.55/x
  3. Step 3: Cross multiply
    7,791.11x = 11,686.77 × 2,244.55
  4. Step 4: Simplify right side
    7,791.11x = 26,231,510.39
  5. Step 5: Solve for x
    x = 26,231,510.39/7,791.11
  6. Step 6: Final answer
    x = 3,366.85

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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.