Home / 6,947.91-10,419.10-4,028.27

Finding the Fourth Proportional to 6,947.91, 10,419.10 and 4,028.27

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Solution

The fourth proportional to 6,947.91, 10,419.10 and 4,028.27 is: 6,040.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,947.91 : 10,419.10 = 4,028.27 : x
  2. Step 2: Convert to fraction form
    6,947.91/10,419.10 = 4,028.27/x
  3. Step 3: Cross multiply
    6,947.91x = 10,419.10 × 4,028.27
  4. Step 4: Simplify right side
    6,947.91x = 41,970,885.79
  5. Step 5: Solve for x
    x = 41,970,885.79/6,947.91
  6. Step 6: Final answer
    x = 6,040.79

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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.