Home / 6,866.90-10,299.92-3,355.54

Finding the Fourth Proportional to 6,866.90, 10,299.92 and 3,355.54

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Solution

The fourth proportional to 6,866.90, 10,299.92 and 3,355.54 is: 5,033.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,866.90 : 10,299.92 = 3,355.54 : x
  2. Step 2: Convert to fraction form
    6,866.90/10,299.92 = 3,355.54/x
  3. Step 3: Cross multiply
    6,866.90x = 10,299.92 × 3,355.54
  4. Step 4: Simplify right side
    6,866.90x = 34,561,793.56
  5. Step 5: Solve for x
    x = 34,561,793.56/6,866.90
  6. Step 6: Final answer
    x = 5,033.10

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1.5x scale

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.