Home / 3,008.19-4,486.64-2,819.81

Finding the Fourth Proportional to 3,008.19, 4,486.64 and 2,819.81

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Solution

The fourth proportional to 3,008.19, 4,486.64 and 2,819.81 is: 4,205.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,008.19 : 4,486.64 = 2,819.81 : x
  2. Step 2: Convert to fraction form
    3,008.19/4,486.64 = 2,819.81/x
  3. Step 3: Cross multiply
    3,008.19x = 4,486.64 × 2,819.81
  4. Step 4: Simplify right side
    3,008.19x = 12,651,456.95
  5. Step 5: Solve for x
    x = 12,651,456.95/3,008.19
  6. Step 6: Final answer
    x = 4,205.67

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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.