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Finding the Fourth Proportional to 2,734.88, 3,774.08 and 1,523.54

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Solution

The fourth proportional to 2,734.88, 3,774.08 and 1,523.54 is: 2,102.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,734.88 : 3,774.08 = 1,523.54 : x
  2. Step 2: Convert to fraction form
    2,734.88/3,774.08 = 1,523.54/x
  3. Step 3: Cross multiply
    2,734.88x = 3,774.08 × 1,523.54
  4. Step 4: Simplify right side
    2,734.88x = 5,749,961.84
  5. Step 5: Solve for x
    x = 5,749,961.84/2,734.88
  6. Step 6: Final answer
    x = 2,102.46

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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.