Home / 2,734.05-3,774.27-1,851.28

Finding the Fourth Proportional to 2,734.05, 3,774.27 and 1,851.28

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Solution

The fourth proportional to 2,734.05, 3,774.27 and 1,851.28 is: 2,555.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,734.05 : 3,774.27 = 1,851.28 : x
  2. Step 2: Convert to fraction form
    2,734.05/3,774.27 = 1,851.28/x
  3. Step 3: Cross multiply
    2,734.05x = 3,774.27 × 1,851.28
  4. Step 4: Simplify right side
    2,734.05x = 6,987,230.57
  5. Step 5: Solve for x
    x = 6,987,230.57/2,734.05
  6. Step 6: Final answer
    x = 2,555.63

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1.5x scale

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.