Home / 3,949.76-5,924.10-1,176.86

Finding the Fourth Proportional to 3,949.76, 5,924.10 and 1,176.86

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Solution

The fourth proportional to 3,949.76, 5,924.10 and 1,176.86 is: 1,765.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,949.76 : 5,924.10 = 1,176.86 : x
  2. Step 2: Convert to fraction form
    3,949.76/5,924.10 = 1,176.86/x
  3. Step 3: Cross multiply
    3,949.76x = 5,924.10 × 1,176.86
  4. Step 4: Simplify right side
    3,949.76x = 6,971,836.33
  5. Step 5: Solve for x
    x = 6,971,836.33/3,949.76
  6. Step 6: Final answer
    x = 1,765.13

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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.