Home / 8,912.02-13,366.87-2,338.73

Finding the Fourth Proportional to 8,912.02, 13,366.87 and 2,338.73

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Solution

The fourth proportional to 8,912.02, 13,366.87 and 2,338.73 is: 3,507.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,912.02 : 13,366.87 = 2,338.73 : x
  2. Step 2: Convert to fraction form
    8,912.02/13,366.87 = 2,338.73/x
  3. Step 3: Cross multiply
    8,912.02x = 13,366.87 × 2,338.73
  4. Step 4: Simplify right side
    8,912.02x = 31,261,499.88
  5. Step 5: Solve for x
    x = 31,261,499.88/8,912.02
  6. Step 6: Final answer
    x = 3,507.79

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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.