Home / 3,761.43-5,192.04-2,190.84

Finding the Fourth Proportional to 3,761.43, 5,192.04 and 2,190.84

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Solution

The fourth proportional to 3,761.43, 5,192.04 and 2,190.84 is: 3,024.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,761.43 : 5,192.04 = 2,190.84 : x
  2. Step 2: Convert to fraction form
    3,761.43/5,192.04 = 2,190.84/x
  3. Step 3: Cross multiply
    3,761.43x = 5,192.04 × 2,190.84
  4. Step 4: Simplify right side
    3,761.43x = 11,374,928.91
  5. Step 5: Solve for x
    x = 11,374,928.91/3,761.43
  6. Step 6: Final answer
    x = 3,024.10

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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.