Home / 6,911.76-10,372.08-3,016.56

Finding the Fourth Proportional to 6,911.76, 10,372.08 and 3,016.56

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Solution

The fourth proportional to 6,911.76, 10,372.08 and 3,016.56 is: 4,526.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,911.76 : 10,372.08 = 3,016.56 : x
  2. Step 2: Convert to fraction form
    6,911.76/10,372.08 = 3,016.56/x
  3. Step 3: Cross multiply
    6,911.76x = 10,372.08 × 3,016.56
  4. Step 4: Simplify right side
    6,911.76x = 31,288,001.64
  5. Step 5: Solve for x
    x = 31,288,001.64/6,911.76
  6. Step 6: Final answer
    x = 4,526.78

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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.