Home / 3,020.44-4,168.05-1,761.52

Finding the Fourth Proportional to 3,020.44, 4,168.05 and 1,761.52

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Solution

The fourth proportional to 3,020.44, 4,168.05 and 1,761.52 is: 2,430.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,020.44 : 4,168.05 = 1,761.52 : x
  2. Step 2: Convert to fraction form
    3,020.44/4,168.05 = 1,761.52/x
  3. Step 3: Cross multiply
    3,020.44x = 4,168.05 × 1,761.52
  4. Step 4: Simplify right side
    3,020.44x = 7,342,103.44
  5. Step 5: Solve for x
    x = 7,342,103.44/3,020.44
  6. Step 6: Final answer
    x = 2,430.81

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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.