Home / 2,767.14-4,149.99-1,889.49

Finding the Fourth Proportional to 2,767.14, 4,149.99 and 1,889.49

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Solution

The fourth proportional to 2,767.14, 4,149.99 and 1,889.49 is: 2,833.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,767.14 : 4,149.99 = 1,889.49 : x
  2. Step 2: Convert to fraction form
    2,767.14/4,149.99 = 1,889.49/x
  3. Step 3: Cross multiply
    2,767.14x = 4,149.99 × 1,889.49
  4. Step 4: Simplify right side
    2,767.14x = 7,841,364.61
  5. Step 5: Solve for x
    x = 7,841,364.61/2,767.14
  6. Step 6: Final answer
    x = 2,833.74

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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.