Home / 2,801.22-4,202.76-1,241.01

Finding the Fourth Proportional to 2,801.22, 4,202.76 and 1,241.01

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Solution

The fourth proportional to 2,801.22, 4,202.76 and 1,241.01 is: 1,861.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,801.22 : 4,202.76 = 1,241.01 : x
  2. Step 2: Convert to fraction form
    2,801.22/4,202.76 = 1,241.01/x
  3. Step 3: Cross multiply
    2,801.22x = 4,202.76 × 1,241.01
  4. Step 4: Simplify right side
    2,801.22x = 5,215,667.19
  5. Step 5: Solve for x
    x = 5,215,667.19/2,801.22
  6. Step 6: Final answer
    x = 1,861.93

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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.