Home / 11,612.08-17,418.42-3,292.36

Finding the Fourth Proportional to 11,612.08, 17,418.42 and 3,292.36

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Solution

The fourth proportional to 11,612.08, 17,418.42 and 3,292.36 is: 4,938.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,612.08 : 17,418.42 = 3,292.36 : x
  2. Step 2: Convert to fraction form
    11,612.08/17,418.42 = 3,292.36/x
  3. Step 3: Cross multiply
    11,612.08x = 17,418.42 × 3,292.36
  4. Step 4: Simplify right side
    11,612.08x = 57,347,709.27
  5. Step 5: Solve for x
    x = 57,347,709.27/11,612.08
  6. Step 6: Final answer
    x = 4,938.63

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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.