Home / 11,660.96-17,486.28-3,339.08

Finding the Fourth Proportional to 11,660.96, 17,486.28 and 3,339.08

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Solution

The fourth proportional to 11,660.96, 17,486.28 and 3,339.08 is: 5,007.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,660.96 : 17,486.28 = 3,339.08 : x
  2. Step 2: Convert to fraction form
    11,660.96/17,486.28 = 3,339.08/x
  3. Step 3: Cross multiply
    11,660.96x = 17,486.28 × 3,339.08
  4. Step 4: Simplify right side
    11,660.96x = 58,388,131.54
  5. Step 5: Solve for x
    x = 58,388,131.54/11,660.96
  6. Step 6: Final answer
    x = 5,007.15

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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.