Home / 11,591.55-17,387.33-2,826.54

Finding the Fourth Proportional to 11,591.55, 17,387.33 and 2,826.54

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Solution

The fourth proportional to 11,591.55, 17,387.33 and 2,826.54 is: 4,239.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,591.55 : 17,387.33 = 2,826.54 : x
  2. Step 2: Convert to fraction form
    11,591.55/17,387.33 = 2,826.54/x
  3. Step 3: Cross multiply
    11,591.55x = 17,387.33 × 2,826.54
  4. Step 4: Simplify right side
    11,591.55x = 49,145,969.61
  5. Step 5: Solve for x
    x = 49,145,969.61/11,591.55
  6. Step 6: Final answer
    x = 4,239.81

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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.