Home / 2,680.34-4,016.85-1,704.69

Finding the Fourth Proportional to 2,680.34, 4,016.85 and 1,704.69

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Solution

The fourth proportional to 2,680.34, 4,016.85 and 1,704.69 is: 2,554.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,680.34 : 4,016.85 = 1,704.69 : x
  2. Step 2: Convert to fraction form
    2,680.34/4,016.85 = 1,704.69/x
  3. Step 3: Cross multiply
    2,680.34x = 4,016.85 × 1,704.69
  4. Step 4: Simplify right side
    2,680.34x = 6,847,484.03
  5. Step 5: Solve for x
    x = 6,847,484.03/2,680.34
  6. Step 6: Final answer
    x = 2,554.71

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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.