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Finding the Fourth Proportional to 2,013.38, 3,020.37 and 626.84

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Solution

The fourth proportional to 2,013.38, 3,020.37 and 626.84 is: 940.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,013.38 : 3,020.37 = 626.84 : x
  2. Step 2: Convert to fraction form
    2,013.38/3,020.37 = 626.84/x
  3. Step 3: Cross multiply
    2,013.38x = 3,020.37 × 626.84
  4. Step 4: Simplify right side
    2,013.38x = 1,893,293.15
  5. Step 5: Solve for x
    x = 1,893,293.15/2,013.38
  6. Step 6: Final answer
    x = 940.35

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.