Home / 2,237.88-3,334.33-2,112.13

Finding the Fourth Proportional to 2,237.88, 3,334.33 and 2,112.13

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Solution

The fourth proportional to 2,237.88, 3,334.33 and 2,112.13 is: 3,146.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,237.88 : 3,334.33 = 2,112.13 : x
  2. Step 2: Convert to fraction form
    2,237.88/3,334.33 = 2,112.13/x
  3. Step 3: Cross multiply
    2,237.88x = 3,334.33 × 2,112.13
  4. Step 4: Simplify right side
    2,237.88x = 7,042,521.75
  5. Step 5: Solve for x
    x = 7,042,521.75/2,237.88
  6. Step 6: Final answer
    x = 3,146.96

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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.