Home / 8,819.01-13,228.92-2,975.67

Finding the Fourth Proportional to 8,819.01, 13,228.92 and 2,975.67

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Solution

The fourth proportional to 8,819.01, 13,228.92 and 2,975.67 is: 4,463.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,819.01 : 13,228.92 = 2,975.67 : x
  2. Step 2: Convert to fraction form
    8,819.01/13,228.92 = 2,975.67/x
  3. Step 3: Cross multiply
    8,819.01x = 13,228.92 × 2,975.67
  4. Step 4: Simplify right side
    8,819.01x = 39,364,900.38
  5. Step 5: Solve for x
    x = 39,364,900.38/8,819.01
  6. Step 6: Final answer
    x = 4,463.64

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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.