Home / 4,868.40-6,717.72-2,743.66

Finding the Fourth Proportional to 4,868.40, 6,717.72 and 2,743.66

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Solution

The fourth proportional to 4,868.40, 6,717.72 and 2,743.66 is: 3,785.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,868.40 : 6,717.72 = 2,743.66 : x
  2. Step 2: Convert to fraction form
    4,868.40/6,717.72 = 2,743.66/x
  3. Step 3: Cross multiply
    4,868.40x = 6,717.72 × 2,743.66
  4. Step 4: Simplify right side
    4,868.40x = 18,431,139.66
  5. Step 5: Solve for x
    x = 18,431,139.66/4,868.40
  6. Step 6: Final answer
    x = 3,785.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.