Home / 10,743.36-16,105.32-3,816.24

Finding the Fourth Proportional to 10,743.36, 16,105.32 and 3,816.24

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Solution

The fourth proportional to 10,743.36, 16,105.32 and 3,816.24 is: 5,720.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,743.36 : 16,105.32 = 3,816.24 : x
  2. Step 2: Convert to fraction form
    10,743.36/16,105.32 = 3,816.24/x
  3. Step 3: Cross multiply
    10,743.36x = 16,105.32 × 3,816.24
  4. Step 4: Simplify right side
    10,743.36x = 61,461,766.40
  5. Step 5: Solve for x
    x = 61,461,766.40/10,743.36
  6. Step 6: Final answer
    x = 5,720.91

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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.