Home / 5,104.75-7,044.42-2,866.87

Finding the Fourth Proportional to 5,104.75, 7,044.42 and 2,866.87

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Solution

The fourth proportional to 5,104.75, 7,044.42 and 2,866.87 is: 3,956.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,104.75 : 7,044.42 = 2,866.87 : x
  2. Step 2: Convert to fraction form
    5,104.75/7,044.42 = 2,866.87/x
  3. Step 3: Cross multiply
    5,104.75x = 7,044.42 × 2,866.87
  4. Step 4: Simplify right side
    5,104.75x = 20,195,436.37
  5. Step 5: Solve for x
    x = 20,195,436.37/5,104.75
  6. Step 6: Final answer
    x = 3,956.20

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1.5x scale

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.