Home / 2,409.36-3,613.91-849.44

Finding the Fourth Proportional to 2,409.36, 3,613.91 and 849.44

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Solution

The fourth proportional to 2,409.36, 3,613.91 and 849.44 is: 1,274.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,409.36 : 3,613.91 = 849.44 : x
  2. Step 2: Convert to fraction form
    2,409.36/3,613.91 = 849.44/x
  3. Step 3: Cross multiply
    2,409.36x = 3,613.91 × 849.44
  4. Step 4: Simplify right side
    2,409.36x = 3,069,777.39
  5. Step 5: Solve for x
    x = 3,069,777.39/2,409.36
  6. Step 6: Final answer
    x = 1,274.10

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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.