Home / 1,761.26-2,642.25-1,244.58

Finding the Fourth Proportional to 1,761.26, 2,642.25 and 1,244.58

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Solution

The fourth proportional to 1,761.26, 2,642.25 and 1,244.58 is: 1,867.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,761.26 : 2,642.25 = 1,244.58 : x
  2. Step 2: Convert to fraction form
    1,761.26/2,642.25 = 1,244.58/x
  3. Step 3: Cross multiply
    1,761.26x = 2,642.25 × 1,244.58
  4. Step 4: Simplify right side
    1,761.26x = 3,288,491.51
  5. Step 5: Solve for x
    x = 3,288,491.51/1,761.26
  6. Step 6: Final answer
    x = 1,867.13

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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.