Home / 3,257.23-4,882.87-1,176.78

Finding the Fourth Proportional to 3,257.23, 4,882.87 and 1,176.78

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Solution

The fourth proportional to 3,257.23, 4,882.87 and 1,176.78 is: 1,764.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,257.23 : 4,882.87 = 1,176.78 : x
  2. Step 2: Convert to fraction form
    3,257.23/4,882.87 = 1,176.78/x
  3. Step 3: Cross multiply
    3,257.23x = 4,882.87 × 1,176.78
  4. Step 4: Simplify right side
    3,257.23x = 5,746,063.76
  5. Step 5: Solve for x
    x = 5,746,063.76/3,257.23
  6. Step 6: Final answer
    x = 1,764.10

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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.