Home / 11,591.27-15,995.95-6,286.06

Finding the Fourth Proportional to 11,591.27, 15,995.95 and 6,286.06

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Solution

The fourth proportional to 11,591.27, 15,995.95 and 6,286.06 is: 8,674.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,591.27 : 15,995.95 = 6,286.06 : x
  2. Step 2: Convert to fraction form
    11,591.27/15,995.95 = 6,286.06/x
  3. Step 3: Cross multiply
    11,591.27x = 15,995.95 × 6,286.06
  4. Step 4: Simplify right side
    11,591.27x = 100,551,445.75
  5. Step 5: Solve for x
    x = 100,551,445.75/11,591.27
  6. Step 6: Final answer
    x = 8,674.76

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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.