Home / 8,364.05-12,546.51-2,819.06

Finding the Fourth Proportional to 8,364.05, 12,546.51 and 2,819.06

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Solution

The fourth proportional to 8,364.05, 12,546.51 and 2,819.06 is: 4,228.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,364.05 : 12,546.51 = 2,819.06 : x
  2. Step 2: Convert to fraction form
    8,364.05/12,546.51 = 2,819.06/x
  3. Step 3: Cross multiply
    8,364.05x = 12,546.51 × 2,819.06
  4. Step 4: Simplify right side
    8,364.05x = 35,369,364.48
  5. Step 5: Solve for x
    x = 35,369,364.48/8,364.05
  6. Step 6: Final answer
    x = 4,228.74

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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.