Home / 3,564.76-5,311.61-3,176.80

Finding the Fourth Proportional to 3,564.76, 5,311.61 and 3,176.80

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Solution

The fourth proportional to 3,564.76, 5,311.61 and 3,176.80 is: 4,733.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,564.76 : 5,311.61 = 3,176.80 : x
  2. Step 2: Convert to fraction form
    3,564.76/5,311.61 = 3,176.80/x
  3. Step 3: Cross multiply
    3,564.76x = 5,311.61 × 3,176.80
  4. Step 4: Simplify right side
    3,564.76x = 16,873,922.65
  5. Step 5: Solve for x
    x = 16,873,922.65/3,564.76
  6. Step 6: Final answer
    x = 4,733.54

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.