Home / 2,551.82-3,820.23-1,937.97

Finding the Fourth Proportional to 2,551.82, 3,820.23 and 1,937.97

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Solution

The fourth proportional to 2,551.82, 3,820.23 and 1,937.97 is: 2,901.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,551.82 : 3,820.23 = 1,937.97 : x
  2. Step 2: Convert to fraction form
    2,551.82/3,820.23 = 1,937.97/x
  3. Step 3: Cross multiply
    2,551.82x = 3,820.23 × 1,937.97
  4. Step 4: Simplify right side
    2,551.82x = 7,403,491.13
  5. Step 5: Solve for x
    x = 7,403,491.13/2,551.82
  6. Step 6: Final answer
    x = 2,901.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.