Home / 8,952.39-13,428.18-3,109.46

Finding the Fourth Proportional to 8,952.39, 13,428.18 and 3,109.46

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Solution

The fourth proportional to 8,952.39, 13,428.18 and 3,109.46 is: 4,664.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,952.39 : 13,428.18 = 3,109.46 : x
  2. Step 2: Convert to fraction form
    8,952.39/13,428.18 = 3,109.46/x
  3. Step 3: Cross multiply
    8,952.39x = 13,428.18 × 3,109.46
  4. Step 4: Simplify right side
    8,952.39x = 41,754,321.44
  5. Step 5: Solve for x
    x = 41,754,321.44/8,952.39
  6. Step 6: Final answer
    x = 4,664.04

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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.