Home / 2,791.16-3,851.73-1,549.16

Finding the Fourth Proportional to 2,791.16, 3,851.73 and 1,549.16

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Solution

The fourth proportional to 2,791.16, 3,851.73 and 1,549.16 is: 2,137.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,791.16 : 3,851.73 = 1,549.16 : x
  2. Step 2: Convert to fraction form
    2,791.16/3,851.73 = 1,549.16/x
  3. Step 3: Cross multiply
    2,791.16x = 3,851.73 × 1,549.16
  4. Step 4: Simplify right side
    2,791.16x = 5,966,926.79
  5. Step 5: Solve for x
    x = 5,966,926.79/2,791.16
  6. Step 6: Final answer
    x = 2,137.80

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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.