Home / 10,949.27-16,416.41-3,929.13

Finding the Fourth Proportional to 10,949.27, 16,416.41 and 3,929.13

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Solution

The fourth proportional to 10,949.27, 16,416.41 and 3,929.13 is: 5,891.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,949.27 : 16,416.41 = 3,929.13 : x
  2. Step 2: Convert to fraction form
    10,949.27/16,416.41 = 3,929.13/x
  3. Step 3: Cross multiply
    10,949.27x = 16,416.41 × 3,929.13
  4. Step 4: Simplify right side
    10,949.27x = 64,502,126.94
  5. Step 5: Solve for x
    x = 64,502,126.94/10,949.27
  6. Step 6: Final answer
    x = 5,891.00

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.