Home / 11,876.99-17,818.56-4,481.52

Finding the Fourth Proportional to 11,876.99, 17,818.56 and 4,481.52

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Solution

The fourth proportional to 11,876.99, 17,818.56 and 4,481.52 is: 6,723.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,876.99 : 17,818.56 = 4,481.52 : x
  2. Step 2: Convert to fraction form
    11,876.99/17,818.56 = 4,481.52/x
  3. Step 3: Cross multiply
    11,876.99x = 17,818.56 × 4,481.52
  4. Step 4: Simplify right side
    11,876.99x = 79,854,155.12
  5. Step 5: Solve for x
    x = 79,854,155.12/11,876.99
  6. Step 6: Final answer
    x = 6,723.43

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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.