Home / 11,157.26-16,731.95-4,491.77

Finding the Fourth Proportional to 11,157.26, 16,731.95 and 4,491.77

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Solution

The fourth proportional to 11,157.26, 16,731.95 and 4,491.77 is: 6,736.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,157.26 : 16,731.95 = 4,491.77 : x
  2. Step 2: Convert to fraction form
    11,157.26/16,731.95 = 4,491.77/x
  3. Step 3: Cross multiply
    11,157.26x = 16,731.95 × 4,491.77
  4. Step 4: Simplify right side
    11,157.26x = 75,155,964.93
  5. Step 5: Solve for x
    x = 75,155,964.93/11,157.26
  6. Step 6: Final answer
    x = 6,736.06

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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.