Home / 2,045.40-3,067.07-1,351.64

Finding the Fourth Proportional to 2,045.40, 3,067.07 and 1,351.64

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Solution

The fourth proportional to 2,045.40, 3,067.07 and 1,351.64 is: 2,026.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,045.40 : 3,067.07 = 1,351.64 : x
  2. Step 2: Convert to fraction form
    2,045.40/3,067.07 = 1,351.64/x
  3. Step 3: Cross multiply
    2,045.40x = 3,067.07 × 1,351.64
  4. Step 4: Simplify right side
    2,045.40x = 4,145,552.40
  5. Step 5: Solve for x
    x = 4,145,552.40/2,045.40
  6. Step 6: Final answer
    x = 2,026.77

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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.