Home / 8,202.16-12,290.64-5,566.24

Finding the Fourth Proportional to 8,202.16, 12,290.64 and 5,566.24

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Solution

The fourth proportional to 8,202.16, 12,290.64 and 5,566.24 is: 8,340.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,202.16 : 12,290.64 = 5,566.24 : x
  2. Step 2: Convert to fraction form
    8,202.16/12,290.64 = 5,566.24/x
  3. Step 3: Cross multiply
    8,202.16x = 12,290.64 × 5,566.24
  4. Step 4: Simplify right side
    8,202.16x = 68,412,651.99
  5. Step 5: Solve for x
    x = 68,412,651.99/8,202.16
  6. Step 6: Final answer
    x = 8,340.81

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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.