Home / 3,739.62-5,160.68-2,061.18

Finding the Fourth Proportional to 3,739.62, 5,160.68 and 2,061.18

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Solution

The fourth proportional to 3,739.62, 5,160.68 and 2,061.18 is: 2,844.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,739.62 : 5,160.68 = 2,061.18 : x
  2. Step 2: Convert to fraction form
    3,739.62/5,160.68 = 2,061.18/x
  3. Step 3: Cross multiply
    3,739.62x = 5,160.68 × 2,061.18
  4. Step 4: Simplify right side
    3,739.62x = 10,637,087.83
  5. Step 5: Solve for x
    x = 10,637,087.83/3,739.62
  6. Step 6: Final answer
    x = 2,844.43

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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.