Home / 10,757.70-16,135.98-3,361.32

Finding the Fourth Proportional to 10,757.70, 16,135.98 and 3,361.32

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Solution

The fourth proportional to 10,757.70, 16,135.98 and 3,361.32 is: 5,041.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,757.70 : 16,135.98 = 3,361.32 : x
  2. Step 2: Convert to fraction form
    10,757.70/16,135.98 = 3,361.32/x
  3. Step 3: Cross multiply
    10,757.70x = 16,135.98 × 3,361.32
  4. Step 4: Simplify right side
    10,757.70x = 54,238,192.29
  5. Step 5: Solve for x
    x = 54,238,192.29/10,757.70
  6. Step 6: Final answer
    x = 5,041.80

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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.