Home / 2,851.61-3,934.97-1,592.56

Finding the Fourth Proportional to 2,851.61, 3,934.97 and 1,592.56

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Solution

The fourth proportional to 2,851.61, 3,934.97 and 1,592.56 is: 2,197.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,851.61 : 3,934.97 = 1,592.56 : x
  2. Step 2: Convert to fraction form
    2,851.61/3,934.97 = 1,592.56/x
  3. Step 3: Cross multiply
    2,851.61x = 3,934.97 × 1,592.56
  4. Step 4: Simplify right side
    2,851.61x = 6,266,648.19
  5. Step 5: Solve for x
    x = 6,266,648.19/2,851.61
  6. Step 6: Final answer
    x = 2,197.58

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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.