Home / 8,133.24-12,202.02-3,450.90

Finding the Fourth Proportional to 8,133.24, 12,202.02 and 3,450.90

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Solution

The fourth proportional to 8,133.24, 12,202.02 and 3,450.90 is: 5,177.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,133.24 : 12,202.02 = 3,450.90 : x
  2. Step 2: Convert to fraction form
    8,133.24/12,202.02 = 3,450.90/x
  3. Step 3: Cross multiply
    8,133.24x = 12,202.02 × 3,450.90
  4. Step 4: Simplify right side
    8,133.24x = 42,107,950.82
  5. Step 5: Solve for x
    x = 42,107,950.82/8,133.24
  6. Step 6: Final answer
    x = 5,177.27

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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.