Home / 11,338.33-16,971.58-6,393.28

Finding the Fourth Proportional to 11,338.33, 16,971.58 and 6,393.28

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Solution

The fourth proportional to 11,338.33, 16,971.58 and 6,393.28 is: 9,569.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,338.33 : 16,971.58 = 6,393.28 : x
  2. Step 2: Convert to fraction form
    11,338.33/16,971.58 = 6,393.28/x
  3. Step 3: Cross multiply
    11,338.33x = 16,971.58 × 6,393.28
  4. Step 4: Simplify right side
    11,338.33x = 108,504,062.98
  5. Step 5: Solve for x
    x = 108,504,062.98/11,338.33
  6. Step 6: Final answer
    x = 9,569.67

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1.5x scale

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.