Home / 4,511.75-6,780.38-2,663.73

Finding the Fourth Proportional to 4,511.75, 6,780.38 and 2,663.73

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Solution

The fourth proportional to 4,511.75, 6,780.38 and 2,663.73 is: 4,003.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,511.75 : 6,780.38 = 2,663.73 : x
  2. Step 2: Convert to fraction form
    4,511.75/6,780.38 = 2,663.73/x
  3. Step 3: Cross multiply
    4,511.75x = 6,780.38 × 2,663.73
  4. Step 4: Simplify right side
    4,511.75x = 18,061,088.30
  5. Step 5: Solve for x
    x = 18,061,088.30/4,511.75
  6. Step 6: Final answer
    x = 4,003.13

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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.