Home / 2,382.90-3,292.91-1,792.41

Finding the Fourth Proportional to 2,382.90, 3,292.91 and 1,792.41

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Solution

The fourth proportional to 2,382.90, 3,292.91 and 1,792.41 is: 2,476.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,382.90 : 3,292.91 = 1,792.41 : x
  2. Step 2: Convert to fraction form
    2,382.90/3,292.91 = 1,792.41/x
  3. Step 3: Cross multiply
    2,382.90x = 3,292.91 × 1,792.41
  4. Step 4: Simplify right side
    2,382.90x = 5,902,235.85
  5. Step 5: Solve for x
    x = 5,902,235.85/2,382.90
  6. Step 6: Final answer
    x = 2,476.91

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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.