Home / 8,850.69-13,275.09-5,553.99

Finding the Fourth Proportional to 8,850.69, 13,275.09 and 5,553.99

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Solution

The fourth proportional to 8,850.69, 13,275.09 and 5,553.99 is: 8,330.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,850.69 : 13,275.09 = 5,553.99 : x
  2. Step 2: Convert to fraction form
    8,850.69/13,275.09 = 5,553.99/x
  3. Step 3: Cross multiply
    8,850.69x = 13,275.09 × 5,553.99
  4. Step 4: Simplify right side
    8,850.69x = 73,729,717.11
  5. Step 5: Solve for x
    x = 73,729,717.11/8,850.69
  6. Step 6: Final answer
    x = 8,330.39

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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.