Home / 1,293.96-1,786.68-1,044.48

Finding the Fourth Proportional to 1,293.96, 1,786.68 and 1,044.48

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Solution

The fourth proportional to 1,293.96, 1,786.68 and 1,044.48 is: 1,442.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,293.96 : 1,786.68 = 1,044.48 : x
  2. Step 2: Convert to fraction form
    1,293.96/1,786.68 = 1,044.48/x
  3. Step 3: Cross multiply
    1,293.96x = 1,786.68 × 1,044.48
  4. Step 4: Simplify right side
    1,293.96x = 1,866,151.53
  5. Step 5: Solve for x
    x = 1,866,151.53/1,293.96
  6. Step 6: Final answer
    x = 1,442.20

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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.