Home / 3,814.54-5,722.32-1,348.90

Finding the Fourth Proportional to 3,814.54, 5,722.32 and 1,348.90

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Solution

The fourth proportional to 3,814.54, 5,722.32 and 1,348.90 is: 2,023.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,814.54 : 5,722.32 = 1,348.90 : x
  2. Step 2: Convert to fraction form
    3,814.54/5,722.32 = 1,348.90/x
  3. Step 3: Cross multiply
    3,814.54x = 5,722.32 × 1,348.90
  4. Step 4: Simplify right side
    3,814.54x = 7,718,837.45
  5. Step 5: Solve for x
    x = 7,718,837.45/3,814.54
  6. Step 6: Final answer
    x = 2,023.53

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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.