Home / 5,440.82-8,161.29-1,743.30

Finding the Fourth Proportional to 5,440.82, 8,161.29 and 1,743.30

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Solution

The fourth proportional to 5,440.82, 8,161.29 and 1,743.30 is: 2,614.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,440.82 : 8,161.29 = 1,743.30 : x
  2. Step 2: Convert to fraction form
    5,440.82/8,161.29 = 1,743.30/x
  3. Step 3: Cross multiply
    5,440.82x = 8,161.29 × 1,743.30
  4. Step 4: Simplify right side
    5,440.82x = 14,227,576.86
  5. Step 5: Solve for x
    x = 14,227,576.86/5,440.82
  6. Step 6: Final answer
    x = 2,614.97

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1.5x scale

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.