Home / 7,052.86-10,579.20-2,122.30

Finding the Fourth Proportional to 7,052.86, 10,579.20 and 2,122.30

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Solution

The fourth proportional to 7,052.86, 10,579.20 and 2,122.30 is: 3,183.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,052.86 : 10,579.20 = 2,122.30 : x
  2. Step 2: Convert to fraction form
    7,052.86/10,579.20 = 2,122.30/x
  3. Step 3: Cross multiply
    7,052.86x = 10,579.20 × 2,122.30
  4. Step 4: Simplify right side
    7,052.86x = 22,452,236.16
  5. Step 5: Solve for x
    x = 22,452,236.16/7,052.86
  6. Step 6: Final answer
    x = 3,183.42

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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.