Home / 10,858.32-16,287.12-3,463.20

Finding the Fourth Proportional to 10,858.32, 16,287.12 and 3,463.20

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Solution

The fourth proportional to 10,858.32, 16,287.12 and 3,463.20 is: 5,194.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,858.32 : 16,287.12 = 3,463.20 : x
  2. Step 2: Convert to fraction form
    10,858.32/16,287.12 = 3,463.20/x
  3. Step 3: Cross multiply
    10,858.32x = 16,287.12 × 3,463.20
  4. Step 4: Simplify right side
    10,858.32x = 56,405,553.98
  5. Step 5: Solve for x
    x = 56,405,553.98/10,858.32
  6. Step 6: Final answer
    x = 5,194.69

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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.