Home / 11,012.24-16,489.16-6,623.66

Finding the Fourth Proportional to 11,012.24, 16,489.16 and 6,623.66

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Solution

The fourth proportional to 11,012.24, 16,489.16 and 6,623.66 is: 9,917.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,012.24 : 16,489.16 = 6,623.66 : x
  2. Step 2: Convert to fraction form
    11,012.24/16,489.16 = 6,623.66/x
  3. Step 3: Cross multiply
    11,012.24x = 16,489.16 × 6,623.66
  4. Step 4: Simplify right side
    11,012.24x = 109,218,589.53
  5. Step 5: Solve for x
    x = 109,218,589.53/11,012.24
  6. Step 6: Final answer
    x = 9,917.93

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1.5x scale

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.