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Finding the Fourth Proportional to 3,551.87, 4,902.04 and 2,040.01

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Solution

The fourth proportional to 3,551.87, 4,902.04 and 2,040.01 is: 2,815.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,551.87 : 4,902.04 = 2,040.01 : x
  2. Step 2: Convert to fraction form
    3,551.87/4,902.04 = 2,040.01/x
  3. Step 3: Cross multiply
    3,551.87x = 4,902.04 × 2,040.01
  4. Step 4: Simplify right side
    3,551.87x = 10,000,200.92
  5. Step 5: Solve for x
    x = 10,000,200.92/3,551.87
  6. Step 6: Final answer
    x = 2,815.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.