Home / 5,819.24-8,732.75-2,070.87

Finding the Fourth Proportional to 5,819.24, 8,732.75 and 2,070.87

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Solution

The fourth proportional to 5,819.24, 8,732.75 and 2,070.87 is: 3,107.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,819.24 : 8,732.75 = 2,070.87 : x
  2. Step 2: Convert to fraction form
    5,819.24/8,732.75 = 2,070.87/x
  3. Step 3: Cross multiply
    5,819.24x = 8,732.75 × 2,070.87
  4. Step 4: Simplify right side
    5,819.24x = 18,084,379.64
  5. Step 5: Solve for x
    x = 18,084,379.64/5,819.24
  6. Step 6: Final answer
    x = 3,107.69

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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.