Home / 5,819.36-8,724.08-2,311.83

Finding the Fourth Proportional to 5,819.36, 8,724.08 and 2,311.83

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Solution

The fourth proportional to 5,819.36, 8,724.08 and 2,311.83 is: 3,465.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,819.36 : 8,724.08 = 2,311.83 : x
  2. Step 2: Convert to fraction form
    5,819.36/8,724.08 = 2,311.83/x
  3. Step 3: Cross multiply
    5,819.36x = 8,724.08 × 2,311.83
  4. Step 4: Simplify right side
    5,819.36x = 20,168,595.65
  5. Step 5: Solve for x
    x = 20,168,595.65/5,819.36
  6. Step 6: Final answer
    x = 3,465.78

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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.