Home / 10,079.72-15,122.30-3,506.27

Finding the Fourth Proportional to 10,079.72, 15,122.30 and 3,506.27

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Solution

The fourth proportional to 10,079.72, 15,122.30 and 3,506.27 is: 5,260.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,079.72 : 15,122.30 = 3,506.27 : x
  2. Step 2: Convert to fraction form
    10,079.72/15,122.30 = 3,506.27/x
  3. Step 3: Cross multiply
    10,079.72x = 15,122.30 × 3,506.27
  4. Step 4: Simplify right side
    10,079.72x = 53,022,773.68
  5. Step 5: Solve for x
    x = 53,022,773.68/10,079.72
  6. Step 6: Final answer
    x = 5,260.34

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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.