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Finding the Fourth Proportional to 2,241.50, 3,362.92 and 906.60

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Solution

The fourth proportional to 2,241.50, 3,362.92 and 906.60 is: 1,360.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,241.50 : 3,362.92 = 906.60 : x
  2. Step 2: Convert to fraction form
    2,241.50/3,362.92 = 906.60/x
  3. Step 3: Cross multiply
    2,241.50x = 3,362.92 × 906.60
  4. Step 4: Simplify right side
    2,241.50x = 3,048,823.27
  5. Step 5: Solve for x
    x = 3,048,823.27/2,241.50
  6. Step 6: Final answer
    x = 1,360.17

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1.5x scale

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.