Home / 6,514.65-9,777.44-2,819.70

Finding the Fourth Proportional to 6,514.65, 9,777.44 and 2,819.70

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Solution

The fourth proportional to 6,514.65, 9,777.44 and 2,819.70 is: 4,231.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,514.65 : 9,777.44 = 2,819.70 : x
  2. Step 2: Convert to fraction form
    6,514.65/9,777.44 = 2,819.70/x
  3. Step 3: Cross multiply
    6,514.65x = 9,777.44 × 2,819.70
  4. Step 4: Simplify right side
    6,514.65x = 27,569,433.47
  5. Step 5: Solve for x
    x = 27,569,433.47/6,514.65
  6. Step 6: Final answer
    x = 4,231.91

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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.