Home / 2,469.24-3,387.33-2,320.20

Finding the Fourth Proportional to 2,469.24, 3,387.33 and 2,320.20

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Solution

The fourth proportional to 2,469.24, 3,387.33 and 2,320.20 is: 3,182.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,469.24 : 3,387.33 = 2,320.20 : x
  2. Step 2: Convert to fraction form
    2,469.24/3,387.33 = 2,320.20/x
  3. Step 3: Cross multiply
    2,469.24x = 3,387.33 × 2,320.20
  4. Step 4: Simplify right side
    2,469.24x = 7,859,283.07
  5. Step 5: Solve for x
    x = 7,859,283.07/2,469.24
  6. Step 6: Final answer
    x = 3,182.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.