Home / 8,819.48-13,231.18-2,975.94

Finding the Fourth Proportional to 8,819.48, 13,231.18 and 2,975.94

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Solution

The fourth proportional to 8,819.48, 13,231.18 and 2,975.94 is: 4,464.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,819.48 : 13,231.18 = 2,975.94 : x
  2. Step 2: Convert to fraction form
    8,819.48/13,231.18 = 2,975.94/x
  3. Step 3: Cross multiply
    8,819.48x = 13,231.18 × 2,975.94
  4. Step 4: Simplify right side
    8,819.48x = 39,375,197.81
  5. Step 5: Solve for x
    x = 39,375,197.81/8,819.48
  6. Step 6: Final answer
    x = 4,464.57

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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.