Home / 5,378.20-8,062.32-2,093.44

Finding the Fourth Proportional to 5,378.20, 8,062.32 and 2,093.44

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Solution

The fourth proportional to 5,378.20, 8,062.32 and 2,093.44 is: 3,138.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,378.20 : 8,062.32 = 2,093.44 : x
  2. Step 2: Convert to fraction form
    5,378.20/8,062.32 = 2,093.44/x
  3. Step 3: Cross multiply
    5,378.20x = 8,062.32 × 2,093.44
  4. Step 4: Simplify right side
    5,378.20x = 16,877,983.18
  5. Step 5: Solve for x
    x = 16,877,983.18/5,378.20
  6. Step 6: Final answer
    x = 3,138.22

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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.