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Finding the Fourth Proportional to 2,950.97, 4,427.19 and 1,003.19

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Solution

The fourth proportional to 2,950.97, 4,427.19 and 1,003.19 is: 1,505.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,950.97 : 4,427.19 = 1,003.19 : x
  2. Step 2: Convert to fraction form
    2,950.97/4,427.19 = 1,003.19/x
  3. Step 3: Cross multiply
    2,950.97x = 4,427.19 × 1,003.19
  4. Step 4: Simplify right side
    2,950.97x = 4,441,290.60
  5. Step 5: Solve for x
    x = 4,441,290.60/2,950.97
  6. Step 6: Final answer
    x = 1,505.03

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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.