Home / 11,132.24-16,698.32-4,471.76

Finding the Fourth Proportional to 11,132.24, 16,698.32 and 4,471.76

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Solution

The fourth proportional to 11,132.24, 16,698.32 and 4,471.76 is: 6,707.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,132.24 : 16,698.32 = 4,471.76 : x
  2. Step 2: Convert to fraction form
    11,132.24/16,698.32 = 4,471.76/x
  3. Step 3: Cross multiply
    11,132.24x = 16,698.32 × 4,471.76
  4. Step 4: Simplify right side
    11,132.24x = 74,670,879.44
  5. Step 5: Solve for x
    x = 74,670,879.44/11,132.24
  6. Step 6: Final answer
    x = 6,707.62

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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.