Home / 10,991.06-16,491.16-6,060.30

Finding the Fourth Proportional to 10,991.06, 16,491.16 and 6,060.30

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Solution

The fourth proportional to 10,991.06, 16,491.16 and 6,060.30 is: 9,092.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,991.06 : 16,491.16 = 6,060.30 : x
  2. Step 2: Convert to fraction form
    10,991.06/16,491.16 = 6,060.30/x
  3. Step 3: Cross multiply
    10,991.06x = 16,491.16 × 6,060.30
  4. Step 4: Simplify right side
    10,991.06x = 99,941,376.95
  5. Step 5: Solve for x
    x = 99,941,376.95/10,991.06
  6. Step 6: Final answer
    x = 9,092.97

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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.