Home / 11,591.48-15,996.30-6,286.28

Finding the Fourth Proportional to 11,591.48, 15,996.30 and 6,286.28

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Solution

The fourth proportional to 11,591.48, 15,996.30 and 6,286.28 is: 8,675.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,591.48 : 15,996.30 = 6,286.28 : x
  2. Step 2: Convert to fraction form
    11,591.48/15,996.30 = 6,286.28/x
  3. Step 3: Cross multiply
    11,591.48x = 15,996.30 × 6,286.28
  4. Step 4: Simplify right side
    11,591.48x = 100,557,220.76
  5. Step 5: Solve for x
    x = 100,557,220.76/11,591.48
  6. Step 6: Final answer
    x = 8,675.10

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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.