Home / 3,763.48-5,194.19-2,271.61

Finding the Fourth Proportional to 3,763.48, 5,194.19 and 2,271.61

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Solution

The fourth proportional to 3,763.48, 5,194.19 and 2,271.61 is: 3,135.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,763.48 : 5,194.19 = 2,271.61 : x
  2. Step 2: Convert to fraction form
    3,763.48/5,194.19 = 2,271.61/x
  3. Step 3: Cross multiply
    3,763.48x = 5,194.19 × 2,271.61
  4. Step 4: Simplify right side
    3,763.48x = 11,799,173.95
  5. Step 5: Solve for x
    x = 11,799,173.95/3,763.48
  6. Step 6: Final answer
    x = 3,135.18

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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.