Home / 3,761.57-5,636.96-2,114.66

Finding the Fourth Proportional to 3,761.57, 5,636.96 and 2,114.66

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Solution

The fourth proportional to 3,761.57, 5,636.96 and 2,114.66 is: 3,168.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,761.57 : 5,636.96 = 2,114.66 : x
  2. Step 2: Convert to fraction form
    3,761.57/5,636.96 = 2,114.66/x
  3. Step 3: Cross multiply
    3,761.57x = 5,636.96 × 2,114.66
  4. Step 4: Simplify right side
    3,761.57x = 11,920,223.01
  5. Step 5: Solve for x
    x = 11,920,223.01/3,761.57
  6. Step 6: Final answer
    x = 3,168.95

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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.