Home / 6,930.76-10,396.80-2,548.30

Finding the Fourth Proportional to 6,930.76, 10,396.80 and 2,548.30

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Solution

The fourth proportional to 6,930.76, 10,396.80 and 2,548.30 is: 3,822.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,930.76 : 10,396.80 = 2,548.30 : x
  2. Step 2: Convert to fraction form
    6,930.76/10,396.80 = 2,548.30/x
  3. Step 3: Cross multiply
    6,930.76x = 10,396.80 × 2,548.30
  4. Step 4: Simplify right side
    6,930.76x = 26,494,165.44
  5. Step 5: Solve for x
    x = 26,494,165.44/6,930.76
  6. Step 6: Final answer
    x = 3,822.69

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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.