Home / 11,057.40-16,585.68-4,481.82

Finding the Fourth Proportional to 11,057.40, 16,585.68 and 4,481.82

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Solution

The fourth proportional to 11,057.40, 16,585.68 and 4,481.82 is: 6,722.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,057.40 : 16,585.68 = 4,481.82 : x
  2. Step 2: Convert to fraction form
    11,057.40/16,585.68 = 4,481.82/x
  3. Step 3: Cross multiply
    11,057.40x = 16,585.68 × 4,481.82
  4. Step 4: Simplify right side
    11,057.40x = 74,334,032.34
  5. Step 5: Solve for x
    x = 74,334,032.34/11,057.40
  6. Step 6: Final answer
    x = 6,722.56

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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.