Home / 2,237.97-3,089.22-1,921.96

Finding the Fourth Proportional to 2,237.97, 3,089.22 and 1,921.96

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Solution

The fourth proportional to 2,237.97, 3,089.22 and 1,921.96 is: 2,653.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,237.97 : 3,089.22 = 1,921.96 : x
  2. Step 2: Convert to fraction form
    2,237.97/3,089.22 = 1,921.96/x
  3. Step 3: Cross multiply
    2,237.97x = 3,089.22 × 1,921.96
  4. Step 4: Simplify right side
    2,237.97x = 5,937,364.74
  5. Step 5: Solve for x
    x = 5,937,364.74/2,237.97
  6. Step 6: Final answer
    x = 2,653.02

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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.