Home / 6,935.20-10,406.92-2,555.73

Finding the Fourth Proportional to 6,935.20, 10,406.92 and 2,555.73

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Solution

The fourth proportional to 6,935.20, 10,406.92 and 2,555.73 is: 3,835.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,935.20 : 10,406.92 = 2,555.73 : x
  2. Step 2: Convert to fraction form
    6,935.20/10,406.92 = 2,555.73/x
  3. Step 3: Cross multiply
    6,935.20x = 10,406.92 × 2,555.73
  4. Step 4: Simplify right side
    6,935.20x = 26,597,277.65
  5. Step 5: Solve for x
    x = 26,597,277.65/6,935.20
  6. Step 6: Final answer
    x = 3,835.11

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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.