Home / 5,911.03-8,861.84-2,947.85

Finding the Fourth Proportional to 5,911.03, 8,861.84 and 2,947.85

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Solution

The fourth proportional to 5,911.03, 8,861.84 and 2,947.85 is: 4,419.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,911.03 : 8,861.84 = 2,947.85 : x
  2. Step 2: Convert to fraction form
    5,911.03/8,861.84 = 2,947.85/x
  3. Step 3: Cross multiply
    5,911.03x = 8,861.84 × 2,947.85
  4. Step 4: Simplify right side
    5,911.03x = 26,123,375.04
  5. Step 5: Solve for x
    x = 26,123,375.04/5,911.03
  6. Step 6: Final answer
    x = 4,419.43

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1.5x scale

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.