Home / 2,386.26-3,293.66-1,442.61

Finding the Fourth Proportional to 2,386.26, 3,293.66 and 1,442.61

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Solution

The fourth proportional to 2,386.26, 3,293.66 and 1,442.61 is: 1,991.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,386.26 : 3,293.66 = 1,442.61 : x
  2. Step 2: Convert to fraction form
    2,386.26/3,293.66 = 1,442.61/x
  3. Step 3: Cross multiply
    2,386.26x = 3,293.66 × 1,442.61
  4. Step 4: Simplify right side
    2,386.26x = 4,751,470.46
  5. Step 5: Solve for x
    x = 4,751,470.46/2,386.26
  6. Step 6: Final answer
    x = 1,991.18

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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.