Home / 6,923.59-10,379.21-2,540.03

Finding the Fourth Proportional to 6,923.59, 10,379.21 and 2,540.03

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Solution

The fourth proportional to 6,923.59, 10,379.21 and 2,540.03 is: 3,807.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,923.59 : 10,379.21 = 2,540.03 : x
  2. Step 2: Convert to fraction form
    6,923.59/10,379.21 = 2,540.03/x
  3. Step 3: Cross multiply
    6,923.59x = 10,379.21 × 2,540.03
  4. Step 4: Simplify right side
    6,923.59x = 26,363,504.78
  5. Step 5: Solve for x
    x = 26,363,504.78/6,923.59
  6. Step 6: Final answer
    x = 3,807.78

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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.