Home / 2,007.20-3,016.25-1,083.44

Finding the Fourth Proportional to 2,007.20, 3,016.25 and 1,083.44

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Solution

The fourth proportional to 2,007.20, 3,016.25 and 1,083.44 is: 1,628.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,007.20 : 3,016.25 = 1,083.44 : x
  2. Step 2: Convert to fraction form
    2,007.20/3,016.25 = 1,083.44/x
  3. Step 3: Cross multiply
    2,007.20x = 3,016.25 × 1,083.44
  4. Step 4: Simplify right side
    2,007.20x = 3,267,925.90
  5. Step 5: Solve for x
    x = 3,267,925.90/2,007.20
  6. Step 6: Final answer
    x = 1,628.10

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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.