Home / 2,409.34-3,613.75-1,634.32

Finding the Fourth Proportional to 2,409.34, 3,613.75 and 1,634.32

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Solution

The fourth proportional to 2,409.34, 3,613.75 and 1,634.32 is: 2,451.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,409.34 : 3,613.75 = 1,634.32 : x
  2. Step 2: Convert to fraction form
    2,409.34/3,613.75 = 1,634.32/x
  3. Step 3: Cross multiply
    2,409.34x = 3,613.75 × 1,634.32
  4. Step 4: Simplify right side
    2,409.34x = 5,906,023.90
  5. Step 5: Solve for x
    x = 5,906,023.90/2,409.34
  6. Step 6: Final answer
    x = 2,451.30

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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.