Home / 10,553.96-15,819.66-3,527.54

Finding the Fourth Proportional to 10,553.96, 15,819.66 and 3,527.54

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Solution

The fourth proportional to 10,553.96, 15,819.66 and 3,527.54 is: 5,287.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,553.96 : 15,819.66 = 3,527.54 : x
  2. Step 2: Convert to fraction form
    10,553.96/15,819.66 = 3,527.54/x
  3. Step 3: Cross multiply
    10,553.96x = 15,819.66 × 3,527.54
  4. Step 4: Simplify right side
    10,553.96x = 55,804,483.44
  5. Step 5: Solve for x
    x = 55,804,483.44/10,553.96
  6. Step 6: Final answer
    x = 5,287.54

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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.