Home / 4,218.14-5,820.05-2,449.82

Finding the Fourth Proportional to 4,218.14, 5,820.05 and 2,449.82

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Solution

The fourth proportional to 4,218.14, 5,820.05 and 2,449.82 is: 3,380.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,218.14 : 5,820.05 = 2,449.82 : x
  2. Step 2: Convert to fraction form
    4,218.14/5,820.05 = 2,449.82/x
  3. Step 3: Cross multiply
    4,218.14x = 5,820.05 × 2,449.82
  4. Step 4: Simplify right side
    4,218.14x = 14,258,033.54
  5. Step 5: Solve for x
    x = 14,258,033.54/4,218.14
  6. Step 6: Final answer
    x = 3,380.17

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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.