Home / 11,152.87-16,724.01-6,474.33

Finding the Fourth Proportional to 11,152.87, 16,724.01 and 6,474.33

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Solution

The fourth proportional to 11,152.87, 16,724.01 and 6,474.33 is: 9,708.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,152.87 : 16,724.01 = 6,474.33 : x
  2. Step 2: Convert to fraction form
    11,152.87/16,724.01 = 6,474.33/x
  3. Step 3: Cross multiply
    11,152.87x = 16,724.01 × 6,474.33
  4. Step 4: Simplify right side
    11,152.87x = 108,276,759.66
  5. Step 5: Solve for x
    x = 108,276,759.66/11,152.87
  6. Step 6: Final answer
    x = 9,708.42

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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.