Home / 5,819.28-8,727.32-3,970.04

Finding the Fourth Proportional to 5,819.28, 8,727.32 and 3,970.04

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Solution

The fourth proportional to 5,819.28, 8,727.32 and 3,970.04 is: 5,953.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,819.28 : 8,727.32 = 3,970.04 : x
  2. Step 2: Convert to fraction form
    5,819.28/8,727.32 = 3,970.04/x
  3. Step 3: Cross multiply
    5,819.28x = 8,727.32 × 3,970.04
  4. Step 4: Simplify right side
    5,819.28x = 34,647,809.49
  5. Step 5: Solve for x
    x = 34,647,809.49/5,819.28
  6. Step 6: Final answer
    x = 5,953.97

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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.