Home / 3,761.04-5,189.58-2,167.33

Finding the Fourth Proportional to 3,761.04, 5,189.58 and 2,167.33

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Solution

The fourth proportional to 3,761.04, 5,189.58 and 2,167.33 is: 2,990.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,761.04 : 5,189.58 = 2,167.33 : x
  2. Step 2: Convert to fraction form
    3,761.04/5,189.58 = 2,167.33/x
  3. Step 3: Cross multiply
    3,761.04x = 5,189.58 × 2,167.33
  4. Step 4: Simplify right side
    3,761.04x = 11,247,532.42
  5. Step 5: Solve for x
    x = 11,247,532.42/3,761.04
  6. Step 6: Final answer
    x = 2,990.54

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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.