Home / 3,632.27-5,011.97-2,139.65

Finding the Fourth Proportional to 3,632.27, 5,011.97 and 2,139.65

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Solution

The fourth proportional to 3,632.27, 5,011.97 and 2,139.65 is: 2,952.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,632.27 : 5,011.97 = 2,139.65 : x
  2. Step 2: Convert to fraction form
    3,632.27/5,011.97 = 2,139.65/x
  3. Step 3: Cross multiply
    3,632.27x = 5,011.97 × 2,139.65
  4. Step 4: Simplify right side
    3,632.27x = 10,723,825.85
  5. Step 5: Solve for x
    x = 10,723,825.85/3,632.27
  6. Step 6: Final answer
    x = 2,952.37

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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.