Home / 2,243.32-3,368.12-1,148.44

Finding the Fourth Proportional to 2,243.32, 3,368.12 and 1,148.44

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Solution

The fourth proportional to 2,243.32, 3,368.12 and 1,148.44 is: 1,724.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,243.32 : 3,368.12 = 1,148.44 : x
  2. Step 2: Convert to fraction form
    2,243.32/3,368.12 = 1,148.44/x
  3. Step 3: Cross multiply
    2,243.32x = 3,368.12 × 1,148.44
  4. Step 4: Simplify right side
    2,243.32x = 3,868,083.73
  5. Step 5: Solve for x
    x = 3,868,083.73/2,243.32
  6. Step 6: Final answer
    x = 1,724.27

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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.