Home / 8,122.14-11,208.57-4,396.14

Finding the Fourth Proportional to 8,122.14, 11,208.57 and 4,396.14

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Solution

The fourth proportional to 8,122.14, 11,208.57 and 4,396.14 is: 6,066.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,122.14 : 11,208.57 = 4,396.14 : x
  2. Step 2: Convert to fraction form
    8,122.14/11,208.57 = 4,396.14/x
  3. Step 3: Cross multiply
    8,122.14x = 11,208.57 × 4,396.14
  4. Step 4: Simplify right side
    8,122.14x = 49,274,442.92
  5. Step 5: Solve for x
    x = 49,274,442.92/8,122.14
  6. Step 6: Final answer
    x = 6,066.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.