Home / 9,531.11-13,163.97-6,338.88

Finding the Fourth Proportional to 9,531.11, 13,163.97 and 6,338.88

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Solution

The fourth proportional to 9,531.11, 13,163.97 and 6,338.88 is: 8,755.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,531.11 : 13,163.97 = 6,338.88 : x
  2. Step 2: Convert to fraction form
    9,531.11/13,163.97 = 6,338.88/x
  3. Step 3: Cross multiply
    9,531.11x = 13,163.97 × 6,338.88
  4. Step 4: Simplify right side
    9,531.11x = 83,444,826.15
  5. Step 5: Solve for x
    x = 83,444,826.15/9,531.11
  6. Step 6: Final answer
    x = 8,755.00

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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.