Home / 11,136.32-16,704.64-4,557.92

Finding the Fourth Proportional to 11,136.32, 16,704.64 and 4,557.92

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Solution

The fourth proportional to 11,136.32, 16,704.64 and 4,557.92 is: 6,836.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,136.32 : 16,704.64 = 4,557.92 : x
  2. Step 2: Convert to fraction form
    11,136.32/16,704.64 = 4,557.92/x
  3. Step 3: Cross multiply
    11,136.32x = 16,704.64 × 4,557.92
  4. Step 4: Simplify right side
    11,136.32x = 76,138,412.75
  5. Step 5: Solve for x
    x = 76,138,412.75/11,136.32
  6. Step 6: Final answer
    x = 6,836.95

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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.