Home / 2,291.09-3,433.59-1,195.16

Finding the Fourth Proportional to 2,291.09, 3,433.59 and 1,195.16

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Solution

The fourth proportional to 2,291.09, 3,433.59 and 1,195.16 is: 1,791.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,291.09 : 3,433.59 = 1,195.16 : x
  2. Step 2: Convert to fraction form
    2,291.09/3,433.59 = 1,195.16/x
  3. Step 3: Cross multiply
    2,291.09x = 3,433.59 × 1,195.16
  4. Step 4: Simplify right side
    2,291.09x = 4,103,672.26
  5. Step 5: Solve for x
    x = 4,103,672.26/2,291.09
  6. Step 6: Final answer
    x = 1,791.15

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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.