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Finding the Fourth Proportional to 2,745.32, 3,789.04 and 1,750.90

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Solution

The fourth proportional to 2,745.32, 3,789.04 and 1,750.90 is: 2,416.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,745.32 : 3,789.04 = 1,750.90 : x
  2. Step 2: Convert to fraction form
    2,745.32/3,789.04 = 1,750.90/x
  3. Step 3: Cross multiply
    2,745.32x = 3,789.04 × 1,750.90
  4. Step 4: Simplify right side
    2,745.32x = 6,634,230.14
  5. Step 5: Solve for x
    x = 6,634,230.14/2,745.32
  6. Step 6: Final answer
    x = 2,416.56

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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.