Home / 3,794.86-5,688.57-1,819.92

Finding the Fourth Proportional to 3,794.86, 5,688.57 and 1,819.92

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Solution

The fourth proportional to 3,794.86, 5,688.57 and 1,819.92 is: 2,728.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,794.86 : 5,688.57 = 1,819.92 : x
  2. Step 2: Convert to fraction form
    3,794.86/5,688.57 = 1,819.92/x
  3. Step 3: Cross multiply
    3,794.86x = 5,688.57 × 1,819.92
  4. Step 4: Simplify right side
    3,794.86x = 10,352,742.31
  5. Step 5: Solve for x
    x = 10,352,742.31/3,794.86
  6. Step 6: Final answer
    x = 2,728.10

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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.