Home / 7,181.69-10,772.54-2,251.71

Finding the Fourth Proportional to 7,181.69, 10,772.54 and 2,251.71

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Solution

The fourth proportional to 7,181.69, 10,772.54 and 2,251.71 is: 3,377.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,181.69 : 10,772.54 = 2,251.71 : x
  2. Step 2: Convert to fraction form
    7,181.69/10,772.54 = 2,251.71/x
  3. Step 3: Cross multiply
    7,181.69x = 10,772.54 × 2,251.71
  4. Step 4: Simplify right side
    7,181.69x = 24,256,624.78
  5. Step 5: Solve for x
    x = 24,256,624.78/7,181.69
  6. Step 6: Final answer
    x = 3,377.57

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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.