Home / 6,985.92-10,474.24-2,766.37

Finding the Fourth Proportional to 6,985.92, 10,474.24 and 2,766.37

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Solution

The fourth proportional to 6,985.92, 10,474.24 and 2,766.37 is: 4,147.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,985.92 : 10,474.24 = 2,766.37 : x
  2. Step 2: Convert to fraction form
    6,985.92/10,474.24 = 2,766.37/x
  3. Step 3: Cross multiply
    6,985.92x = 10,474.24 × 2,766.37
  4. Step 4: Simplify right side
    6,985.92x = 28,975,623.31
  5. Step 5: Solve for x
    x = 28,975,623.31/6,985.92
  6. Step 6: Final answer
    x = 4,147.72

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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.