Home / 3,727.27-5,143.67-2,329.75

Finding the Fourth Proportional to 3,727.27, 5,143.67 and 2,329.75

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Solution

The fourth proportional to 3,727.27, 5,143.67 and 2,329.75 is: 3,215.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,727.27 : 5,143.67 = 2,329.75 : x
  2. Step 2: Convert to fraction form
    3,727.27/5,143.67 = 2,329.75/x
  3. Step 3: Cross multiply
    3,727.27x = 5,143.67 × 2,329.75
  4. Step 4: Simplify right side
    3,727.27x = 11,983,465.18
  5. Step 5: Solve for x
    x = 11,983,465.18/3,727.27
  6. Step 6: Final answer
    x = 3,215.08

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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.