Home / 11,326.24-16,990.20-3,535

Finding the Fourth Proportional to 11,326.24, 16,990.20 and 3,535

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Solution

The fourth proportional to 11,326.24, 16,990.20 and 3,535 is: 5,302.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,326.24 : 16,990.20 = 3,535 : x
  2. Step 2: Convert to fraction form
    11,326.24/16,990.20 = 3,535/x
  3. Step 3: Cross multiply
    11,326.24x = 16,990.20 × 3,535
  4. Step 4: Simplify right side
    11,326.24x = 60,060,357
  5. Step 5: Solve for x
    x = 60,060,357/11,326.24
  6. Step 6: Final answer
    x = 5,302.76

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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.