Home / 1,805.14-2,711.35-1,076.14

Finding the Fourth Proportional to 1,805.14, 2,711.35 and 1,076.14

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Solution

The fourth proportional to 1,805.14, 2,711.35 and 1,076.14 is: 1,616.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,805.14 : 2,711.35 = 1,076.14 : x
  2. Step 2: Convert to fraction form
    1,805.14/2,711.35 = 1,076.14/x
  3. Step 3: Cross multiply
    1,805.14x = 2,711.35 × 1,076.14
  4. Step 4: Simplify right side
    1,805.14x = 2,917,792.19
  5. Step 5: Solve for x
    x = 2,917,792.19/1,805.14
  6. Step 6: Final answer
    x = 1,616.38

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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.