Home / 3,833.39-5,291.16-2,261.99

Finding the Fourth Proportional to 3,833.39, 5,291.16 and 2,261.99

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Solution

The fourth proportional to 3,833.39, 5,291.16 and 2,261.99 is: 3,122.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,833.39 : 5,291.16 = 2,261.99 : x
  2. Step 2: Convert to fraction form
    3,833.39/5,291.16 = 2,261.99/x
  3. Step 3: Cross multiply
    3,833.39x = 5,291.16 × 2,261.99
  4. Step 4: Simplify right side
    3,833.39x = 11,968,551.01
  5. Step 5: Solve for x
    x = 11,968,551.01/3,833.39
  6. Step 6: Final answer
    x = 3,122.18

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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.