Home / 9,982.41-13,775.70-5,733.75

Finding the Fourth Proportional to 9,982.41, 13,775.70 and 5,733.75

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Solution

The fourth proportional to 9,982.41, 13,775.70 and 5,733.75 is: 7,912.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,982.41 : 13,775.70 = 5,733.75 : x
  2. Step 2: Convert to fraction form
    9,982.41/13,775.70 = 5,733.75/x
  3. Step 3: Cross multiply
    9,982.41x = 13,775.70 × 5,733.75
  4. Step 4: Simplify right side
    9,982.41x = 78,986,419.88
  5. Step 5: Solve for x
    x = 78,986,419.88/9,982.41
  6. Step 6: Final answer
    x = 7,912.56

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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.