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Finding the Fourth Proportional to 2,045.02, 3,067.84 and 746.18

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Solution

The fourth proportional to 2,045.02, 3,067.84 and 746.18 is: 1,119.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,045.02 : 3,067.84 = 746.18 : x
  2. Step 2: Convert to fraction form
    2,045.02/3,067.84 = 746.18/x
  3. Step 3: Cross multiply
    2,045.02x = 3,067.84 × 746.18
  4. Step 4: Simplify right side
    2,045.02x = 2,289,160.85
  5. Step 5: Solve for x
    x = 2,289,160.85/2,045.02
  6. Step 6: Final answer
    x = 1,119.38

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1.5x scale

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.