Home / 11,483.28-15,843.48-6,765.84

Finding the Fourth Proportional to 11,483.28, 15,843.48 and 6,765.84

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Solution

The fourth proportional to 11,483.28, 15,843.48 and 6,765.84 is: 9,334.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,483.28 : 15,843.48 = 6,765.84 : x
  2. Step 2: Convert to fraction form
    11,483.28/15,843.48 = 6,765.84/x
  3. Step 3: Cross multiply
    11,483.28x = 15,843.48 × 6,765.84
  4. Step 4: Simplify right side
    11,483.28x = 107,194,450.72
  5. Step 5: Solve for x
    x = 107,194,450.72/11,483.28
  6. Step 6: Final answer
    x = 9,334.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.