Home / 11,217.99-15,481.50-6,182.19

Finding the Fourth Proportional to 11,217.99, 15,481.50 and 6,182.19

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Solution

The fourth proportional to 11,217.99, 15,481.50 and 6,182.19 is: 8,531.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,217.99 : 15,481.50 = 6,182.19 : x
  2. Step 2: Convert to fraction form
    11,217.99/15,481.50 = 6,182.19/x
  3. Step 3: Cross multiply
    11,217.99x = 15,481.50 × 6,182.19
  4. Step 4: Simplify right side
    11,217.99x = 95,709,574.49
  5. Step 5: Solve for x
    x = 95,709,574.49/11,217.99
  6. Step 6: Final answer
    x = 8,531.79

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Double scale
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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.