Home / 2,239.88-3,337.31-2,114.13

Finding the Fourth Proportional to 2,239.88, 3,337.31 and 2,114.13

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Solution

The fourth proportional to 2,239.88, 3,337.31 and 2,114.13 is: 3,149.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,239.88 : 3,337.31 = 2,114.13 : x
  2. Step 2: Convert to fraction form
    2,239.88/3,337.31 = 2,114.13/x
  3. Step 3: Cross multiply
    2,239.88x = 3,337.31 × 2,114.13
  4. Step 4: Simplify right side
    2,239.88x = 7,055,507.19
  5. Step 5: Solve for x
    x = 7,055,507.19/2,239.88
  6. Step 6: Final answer
    x = 3,149.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.