Home / 6,742.66-10,107.06-2,581.70

Finding the Fourth Proportional to 6,742.66, 10,107.06 and 2,581.70

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Solution

The fourth proportional to 6,742.66, 10,107.06 and 2,581.70 is: 3,869.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,742.66 : 10,107.06 = 2,581.70 : x
  2. Step 2: Convert to fraction form
    6,742.66/10,107.06 = 2,581.70/x
  3. Step 3: Cross multiply
    6,742.66x = 10,107.06 × 2,581.70
  4. Step 4: Simplify right side
    6,742.66x = 26,093,396.80
  5. Step 5: Solve for x
    x = 26,093,396.80/6,742.66
  6. Step 6: Final answer
    x = 3,869.90

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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.