Home / 7,181.65-10,772.82-2,251.33

Finding the Fourth Proportional to 7,181.65, 10,772.82 and 2,251.33

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Solution

The fourth proportional to 7,181.65, 10,772.82 and 2,251.33 is: 3,377.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,181.65 : 10,772.82 = 2,251.33 : x
  2. Step 2: Convert to fraction form
    7,181.65/10,772.82 = 2,251.33/x
  3. Step 3: Cross multiply
    7,181.65x = 10,772.82 × 2,251.33
  4. Step 4: Simplify right side
    7,181.65x = 24,253,172.85
  5. Step 5: Solve for x
    x = 24,253,172.85/7,181.65
  6. Step 6: Final answer
    x = 3,377.10

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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.