Home / 2,382.03-3,573.60-738.49

Finding the Fourth Proportional to 2,382.03, 3,573.60 and 738.49

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Solution

The fourth proportional to 2,382.03, 3,573.60 and 738.49 is: 1,107.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,382.03 : 3,573.60 = 738.49 : x
  2. Step 2: Convert to fraction form
    2,382.03/3,573.60 = 738.49/x
  3. Step 3: Cross multiply
    2,382.03x = 3,573.60 × 738.49
  4. Step 4: Simplify right side
    2,382.03x = 2,639,058.93
  5. Step 5: Solve for x
    x = 2,639,058.93/2,382.03
  6. Step 6: Final answer
    x = 1,107.90

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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.