Home / 5,627.45-8,446.46-2,856.11

Finding the Fourth Proportional to 5,627.45, 8,446.46 and 2,856.11

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Solution

The fourth proportional to 5,627.45, 8,446.46 and 2,856.11 is: 4,286.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,627.45 : 8,446.46 = 2,856.11 : x
  2. Step 2: Convert to fraction form
    5,627.45/8,446.46 = 2,856.11/x
  3. Step 3: Cross multiply
    5,627.45x = 8,446.46 × 2,856.11
  4. Step 4: Simplify right side
    5,627.45x = 24,123,994.37
  5. Step 5: Solve for x
    x = 24,123,994.37/5,627.45
  6. Step 6: Final answer
    x = 4,286.85

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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.