Home / 4,218.39-5,822.00-2,449.65

Finding the Fourth Proportional to 4,218.39, 5,822.00 and 2,449.65

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Solution

The fourth proportional to 4,218.39, 5,822.00 and 2,449.65 is: 3,380.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,218.39 : 5,822.00 = 2,449.65 : x
  2. Step 2: Convert to fraction form
    4,218.39/5,822.00 = 2,449.65/x
  3. Step 3: Cross multiply
    4,218.39x = 5,822.00 × 2,449.65
  4. Step 4: Simplify right side
    4,218.39x = 14,261,868.42
  5. Step 5: Solve for x
    x = 14,261,868.42/4,218.39
  6. Step 6: Final answer
    x = 3,380.88

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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.