Home / 10,967.74-16,451.61-3,176.55

Finding the Fourth Proportional to 10,967.74, 16,451.61 and 3,176.55

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Solution

The fourth proportional to 10,967.74, 16,451.61 and 3,176.55 is: 4,764.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,967.74 : 16,451.61 = 3,176.55 : x
  2. Step 2: Convert to fraction form
    10,967.74/16,451.61 = 3,176.55/x
  3. Step 3: Cross multiply
    10,967.74x = 16,451.61 × 3,176.55
  4. Step 4: Simplify right side
    10,967.74x = 52,259,345.86
  5. Step 5: Solve for x
    x = 52,259,345.86/10,967.74
  6. Step 6: Final answer
    x = 4,764.83

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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.