Home / 4,377.11-6,568.29-1,911.87

Finding the Fourth Proportional to 4,377.11, 6,568.29 and 1,911.87

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Solution

The fourth proportional to 4,377.11, 6,568.29 and 1,911.87 is: 2,868.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,377.11 : 6,568.29 = 1,911.87 : x
  2. Step 2: Convert to fraction form
    4,377.11/6,568.29 = 1,911.87/x
  3. Step 3: Cross multiply
    4,377.11x = 6,568.29 × 1,911.87
  4. Step 4: Simplify right side
    4,377.11x = 12,557,716.60
  5. Step 5: Solve for x
    x = 12,557,716.60/4,377.11
  6. Step 6: Final answer
    x = 2,868.95

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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.