Home / 7,967.77-11,951.20-3,037.91

Finding the Fourth Proportional to 7,967.77, 11,951.20 and 3,037.91

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Solution

The fourth proportional to 7,967.77, 11,951.20 and 3,037.91 is: 4,556.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,967.77 : 11,951.20 = 3,037.91 : x
  2. Step 2: Convert to fraction form
    7,967.77/11,951.20 = 3,037.91/x
  3. Step 3: Cross multiply
    7,967.77x = 11,951.20 × 3,037.91
  4. Step 4: Simplify right side
    7,967.77x = 36,306,669.99
  5. Step 5: Solve for x
    x = 36,306,669.99/7,967.77
  6. Step 6: Final answer
    x = 4,556.69

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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.