Home / 2,733.18-3,774.78-1,851.36

Finding the Fourth Proportional to 2,733.18, 3,774.78 and 1,851.36

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Solution

The fourth proportional to 2,733.18, 3,774.78 and 1,851.36 is: 2,556.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,733.18 : 3,774.78 = 1,851.36 : x
  2. Step 2: Convert to fraction form
    2,733.18/3,774.78 = 1,851.36/x
  3. Step 3: Cross multiply
    2,733.18x = 3,774.78 × 1,851.36
  4. Step 4: Simplify right side
    2,733.18x = 6,988,476.70
  5. Step 5: Solve for x
    x = 6,988,476.70/2,733.18
  6. Step 6: Final answer
    x = 2,556.90

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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.