Home / 10,936.44-16,402.91-3,915.15

Finding the Fourth Proportional to 10,936.44, 16,402.91 and 3,915.15

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Solution

The fourth proportional to 10,936.44, 16,402.91 and 3,915.15 is: 5,872.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,936.44 : 16,402.91 = 3,915.15 : x
  2. Step 2: Convert to fraction form
    10,936.44/16,402.91 = 3,915.15/x
  3. Step 3: Cross multiply
    10,936.44x = 16,402.91 × 3,915.15
  4. Step 4: Simplify right side
    10,936.44x = 64,219,833.51
  5. Step 5: Solve for x
    x = 64,219,833.51/10,936.44
  6. Step 6: Final answer
    x = 5,872.10

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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.