Home / 6,764.66-10,142.20-2,601.15

Finding the Fourth Proportional to 6,764.66, 10,142.20 and 2,601.15

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Solution

The fourth proportional to 6,764.66, 10,142.20 and 2,601.15 is: 3,899.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,764.66 : 10,142.20 = 2,601.15 : x
  2. Step 2: Convert to fraction form
    6,764.66/10,142.20 = 2,601.15/x
  3. Step 3: Cross multiply
    6,764.66x = 10,142.20 × 2,601.15
  4. Step 4: Simplify right side
    6,764.66x = 26,381,383.53
  5. Step 5: Solve for x
    x = 26,381,383.53/6,764.66
  6. Step 6: Final answer
    x = 3,899.88

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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.