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Finding the Fourth Proportional to 2,409, 3,607.02 and 1,367.49

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Solution

The fourth proportional to 2,409, 3,607.02 and 1,367.49 is: 2,047.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,409 : 3,607.02 = 1,367.49 : x
  2. Step 2: Convert to fraction form
    2,409/3,607.02 = 1,367.49/x
  3. Step 3: Cross multiply
    2,409x = 3,607.02 × 1,367.49
  4. Step 4: Simplify right side
    2,409x = 4,932,563.78
  5. Step 5: Solve for x
    x = 4,932,563.78/2,409
  6. Step 6: Final answer
    x = 2,047.56

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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.