Home / 11,199.23-16,787.70-5,349

Finding the Fourth Proportional to 11,199.23, 16,787.70 and 5,349

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Solution

The fourth proportional to 11,199.23, 16,787.70 and 5,349 is: 8,018.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,199.23 : 16,787.70 = 5,349 : x
  2. Step 2: Convert to fraction form
    11,199.23/16,787.70 = 5,349/x
  3. Step 3: Cross multiply
    11,199.23x = 16,787.70 × 5,349
  4. Step 4: Simplify right side
    11,199.23x = 89,797,407.30
  5. Step 5: Solve for x
    x = 89,797,407.30/11,199.23
  6. Step 6: Final answer
    x = 8,018.18

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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.