Home / 8,912.28-13,348.50-5,976.60

Finding the Fourth Proportional to 8,912.28, 13,348.50 and 5,976.60

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Solution

The fourth proportional to 8,912.28, 13,348.50 and 5,976.60 is: 8,951.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,912.28 : 13,348.50 = 5,976.60 : x
  2. Step 2: Convert to fraction form
    8,912.28/13,348.50 = 5,976.60/x
  3. Step 3: Cross multiply
    8,912.28x = 13,348.50 × 5,976.60
  4. Step 4: Simplify right side
    8,912.28x = 79,778,645.10
  5. Step 5: Solve for x
    x = 79,778,645.10/8,912.28
  6. Step 6: Final answer
    x = 8,951.54

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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.