Home / 10,991.91-16,484.39-3,594.66

Finding the Fourth Proportional to 10,991.91, 16,484.39 and 3,594.66

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Solution

The fourth proportional to 10,991.91, 16,484.39 and 3,594.66 is: 5,390.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,991.91 : 16,484.39 = 3,594.66 : x
  2. Step 2: Convert to fraction form
    10,991.91/16,484.39 = 3,594.66/x
  3. Step 3: Cross multiply
    10,991.91x = 16,484.39 × 3,594.66
  4. Step 4: Simplify right side
    10,991.91x = 59,255,759.38
  5. Step 5: Solve for x
    x = 59,255,759.38/10,991.91
  6. Step 6: Final answer
    x = 5,390.85

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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.