Home / 4,662.32-6,428.04-3,819.92

Finding the Fourth Proportional to 4,662.32, 6,428.04 and 3,819.92

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Solution

The fourth proportional to 4,662.32, 6,428.04 and 3,819.92 is: 5,266.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,662.32 : 6,428.04 = 3,819.92 : x
  2. Step 2: Convert to fraction form
    4,662.32/6,428.04 = 3,819.92/x
  3. Step 3: Cross multiply
    4,662.32x = 6,428.04 × 3,819.92
  4. Step 4: Simplify right side
    4,662.32x = 24,554,598.56
  5. Step 5: Solve for x
    x = 24,554,598.56/4,662.32
  6. Step 6: Final answer
    x = 5,266.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.