Home / 4,122.64-6,183.32-1,349.30

Finding the Fourth Proportional to 4,122.64, 6,183.32 and 1,349.30

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Solution

The fourth proportional to 4,122.64, 6,183.32 and 1,349.30 is: 2,023.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,122.64 : 6,183.32 = 1,349.30 : x
  2. Step 2: Convert to fraction form
    4,122.64/6,183.32 = 1,349.30/x
  3. Step 3: Cross multiply
    4,122.64x = 6,183.32 × 1,349.30
  4. Step 4: Simplify right side
    4,122.64x = 8,343,153.68
  5. Step 5: Solve for x
    x = 8,343,153.68/4,122.64
  6. Step 6: Final answer
    x = 2,023.74

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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.