Home / 5,668.44-8,500.70-1,969.78

Finding the Fourth Proportional to 5,668.44, 8,500.70 and 1,969.78

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Solution

The fourth proportional to 5,668.44, 8,500.70 and 1,969.78 is: 2,953.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,668.44 : 8,500.70 = 1,969.78 : x
  2. Step 2: Convert to fraction form
    5,668.44/8,500.70 = 1,969.78/x
  3. Step 3: Cross multiply
    5,668.44x = 8,500.70 × 1,969.78
  4. Step 4: Simplify right side
    5,668.44x = 16,744,508.85
  5. Step 5: Solve for x
    x = 16,744,508.85/5,668.44
  6. Step 6: Final answer
    x = 2,953.99

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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.