Home / 10,961.20-16,441.80-6,028.30

Finding the Fourth Proportional to 10,961.20, 16,441.80 and 6,028.30

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Solution

The fourth proportional to 10,961.20, 16,441.80 and 6,028.30 is: 9,042.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,961.20 : 16,441.80 = 6,028.30 : x
  2. Step 2: Convert to fraction form
    10,961.20/16,441.80 = 6,028.30/x
  3. Step 3: Cross multiply
    10,961.20x = 16,441.80 × 6,028.30
  4. Step 4: Simplify right side
    10,961.20x = 99,116,102.94
  5. Step 5: Solve for x
    x = 99,116,102.94/10,961.20
  6. Step 6: Final answer
    x = 9,042.45

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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.