Home / 10,763.82-16,146.35-3,838.32

Finding the Fourth Proportional to 10,763.82, 16,146.35 and 3,838.32

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Solution

The fourth proportional to 10,763.82, 16,146.35 and 3,838.32 is: 5,757.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,763.82 : 16,146.35 = 3,838.32 : x
  2. Step 2: Convert to fraction form
    10,763.82/16,146.35 = 3,838.32/x
  3. Step 3: Cross multiply
    10,763.82x = 16,146.35 × 3,838.32
  4. Step 4: Simplify right side
    10,763.82x = 61,974,838.94
  5. Step 5: Solve for x
    x = 61,974,838.94/10,763.82
  6. Step 6: Final answer
    x = 5,757.70

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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.