Home / 8,650.44-12,964.38-3,968.76

Finding the Fourth Proportional to 8,650.44, 12,964.38 and 3,968.76

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Solution

The fourth proportional to 8,650.44, 12,964.38 and 3,968.76 is: 5,947.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,650.44 : 12,964.38 = 3,968.76 : x
  2. Step 2: Convert to fraction form
    8,650.44/12,964.38 = 3,968.76/x
  3. Step 3: Cross multiply
    8,650.44x = 12,964.38 × 3,968.76
  4. Step 4: Simplify right side
    8,650.44x = 51,452,512.77
  5. Step 5: Solve for x
    x = 51,452,512.77/8,650.44
  6. Step 6: Final answer
    x = 5,947.96

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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.