Home / 5,945.90-8,912.45-2,246.70

Finding the Fourth Proportional to 5,945.90, 8,912.45 and 2,246.70

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Solution

The fourth proportional to 5,945.90, 8,912.45 and 2,246.70 is: 3,367.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,945.90 : 8,912.45 = 2,246.70 : x
  2. Step 2: Convert to fraction form
    5,945.90/8,912.45 = 2,246.70/x
  3. Step 3: Cross multiply
    5,945.90x = 8,912.45 × 2,246.70
  4. Step 4: Simplify right side
    5,945.90x = 20,023,601.42
  5. Step 5: Solve for x
    x = 20,023,601.42/5,945.90
  6. Step 6: Final answer
    x = 3,367.63

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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.