Home / 10,884.24-16,321.70-3,486.71

Finding the Fourth Proportional to 10,884.24, 16,321.70 and 3,486.71

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Solution

The fourth proportional to 10,884.24, 16,321.70 and 3,486.71 is: 5,228.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,884.24 : 16,321.70 = 3,486.71 : x
  2. Step 2: Convert to fraction form
    10,884.24/16,321.70 = 3,486.71/x
  3. Step 3: Cross multiply
    10,884.24x = 16,321.70 × 3,486.71
  4. Step 4: Simplify right side
    10,884.24x = 56,909,084.13
  5. Step 5: Solve for x
    x = 56,909,084.13/10,884.24
  6. Step 6: Final answer
    x = 5,228.58

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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.