Home / 3,261.47-4,883.85-1,799

Finding the Fourth Proportional to 3,261.47, 4,883.85 and 1,799

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Solution

The fourth proportional to 3,261.47, 4,883.85 and 1,799 is: 2,693.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,261.47 : 4,883.85 = 1,799 : x
  2. Step 2: Convert to fraction form
    3,261.47/4,883.85 = 1,799/x
  3. Step 3: Cross multiply
    3,261.47x = 4,883.85 × 1,799
  4. Step 4: Simplify right side
    3,261.47x = 8,786,046.15
  5. Step 5: Solve for x
    x = 8,786,046.15/3,261.47
  6. Step 6: Final answer
    x = 2,693.89

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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.