Home / 10,644.99-15,965.46-3,247.44

Finding the Fourth Proportional to 10,644.99, 15,965.46 and 3,247.44

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Solution

The fourth proportional to 10,644.99, 15,965.46 and 3,247.44 is: 4,870.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,644.99 : 15,965.46 = 3,247.44 : x
  2. Step 2: Convert to fraction form
    10,644.99/15,965.46 = 3,247.44/x
  3. Step 3: Cross multiply
    10,644.99x = 15,965.46 × 3,247.44
  4. Step 4: Simplify right side
    10,644.99x = 51,846,873.42
  5. Step 5: Solve for x
    x = 51,846,873.42/10,644.99
  6. Step 6: Final answer
    x = 4,870.54

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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.