Home / 11,635.49-17,453.79-3,316.08

Finding the Fourth Proportional to 11,635.49, 17,453.79 and 3,316.08

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Solution

The fourth proportional to 11,635.49, 17,453.79 and 3,316.08 is: 4,974.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,635.49 : 17,453.79 = 3,316.08 : x
  2. Step 2: Convert to fraction form
    11,635.49/17,453.79 = 3,316.08/x
  3. Step 3: Cross multiply
    11,635.49x = 17,453.79 × 3,316.08
  4. Step 4: Simplify right side
    11,635.49x = 57,878,163.94
  5. Step 5: Solve for x
    x = 57,878,163.94/11,635.49
  6. Step 6: Final answer
    x = 4,974.28

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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.