Home / 1,755.11-2,619.99-1,493.36

Finding the Fourth Proportional to 1,755.11, 2,619.99 and 1,493.36

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Solution

The fourth proportional to 1,755.11, 2,619.99 and 1,493.36 is: 2,229.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,755.11 : 2,619.99 = 1,493.36 : x
  2. Step 2: Convert to fraction form
    1,755.11/2,619.99 = 1,493.36/x
  3. Step 3: Cross multiply
    1,755.11x = 2,619.99 × 1,493.36
  4. Step 4: Simplify right side
    1,755.11x = 3,912,575.17
  5. Step 5: Solve for x
    x = 3,912,575.17/1,755.11
  6. Step 6: Final answer
    x = 2,229.25

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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.