Home / 2,045.09-3,067.32-746.25

Finding the Fourth Proportional to 2,045.09, 3,067.32 and 746.25

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Solution

The fourth proportional to 2,045.09, 3,067.32 and 746.25 is: 1,119.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,045.09 : 3,067.32 = 746.25 : x
  2. Step 2: Convert to fraction form
    2,045.09/3,067.32 = 746.25/x
  3. Step 3: Cross multiply
    2,045.09x = 3,067.32 × 746.25
  4. Step 4: Simplify right side
    2,045.09x = 2,288,990.35
  5. Step 5: Solve for x
    x = 2,288,990.35/2,045.09
  6. Step 6: Final answer
    x = 1,119.26

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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.