Home / 11,011.70-16,517.34-2,691.50

Finding the Fourth Proportional to 11,011.70, 16,517.34 and 2,691.50

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Solution

The fourth proportional to 11,011.70, 16,517.34 and 2,691.50 is: 4,037.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,011.70 : 16,517.34 = 2,691.50 : x
  2. Step 2: Convert to fraction form
    11,011.70/16,517.34 = 2,691.50/x
  3. Step 3: Cross multiply
    11,011.70x = 16,517.34 × 2,691.50
  4. Step 4: Simplify right side
    11,011.70x = 44,456,338.02
  5. Step 5: Solve for x
    x = 44,456,338.02/11,011.70
  6. Step 6: Final answer
    x = 4,037.19

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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.