Home / 3,338.51-4,604.12-2,142.11

Finding the Fourth Proportional to 3,338.51, 4,604.12 and 2,142.11

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Solution

The fourth proportional to 3,338.51, 4,604.12 and 2,142.11 is: 2,954.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,338.51 : 4,604.12 = 2,142.11 : x
  2. Step 2: Convert to fraction form
    3,338.51/4,604.12 = 2,142.11/x
  3. Step 3: Cross multiply
    3,338.51x = 4,604.12 × 2,142.11
  4. Step 4: Simplify right side
    3,338.51x = 9,862,540.33
  5. Step 5: Solve for x
    x = 9,862,540.33/3,338.51
  6. Step 6: Final answer
    x = 2,954.18

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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.