Home / 6,990.76-10,481.82-2,371.24

Finding the Fourth Proportional to 6,990.76, 10,481.82 and 2,371.24

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Solution

The fourth proportional to 6,990.76, 10,481.82 and 2,371.24 is: 3,555.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,990.76 : 10,481.82 = 2,371.24 : x
  2. Step 2: Convert to fraction form
    6,990.76/10,481.82 = 2,371.24/x
  3. Step 3: Cross multiply
    6,990.76x = 10,481.82 × 2,371.24
  4. Step 4: Simplify right side
    6,990.76x = 24,854,910.86
  5. Step 5: Solve for x
    x = 24,854,910.86/6,990.76
  6. Step 6: Final answer
    x = 3,555.39

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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.