Home / 11,636.94-17,452.78-3,316.78

Finding the Fourth Proportional to 11,636.94, 17,452.78 and 3,316.78

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Solution

The fourth proportional to 11,636.94, 17,452.78 and 3,316.78 is: 4,974.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,636.94 : 17,452.78 = 3,316.78 : x
  2. Step 2: Convert to fraction form
    11,636.94/17,452.78 = 3,316.78/x
  3. Step 3: Cross multiply
    11,636.94x = 17,452.78 × 3,316.78
  4. Step 4: Simplify right side
    11,636.94x = 57,887,031.65
  5. Step 5: Solve for x
    x = 57,887,031.65/11,636.94
  6. Step 6: Final answer
    x = 4,974.42

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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.