Home / 5,486.05-8,230.59-2,199.17

Finding the Fourth Proportional to 5,486.05, 8,230.59 and 2,199.17

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Solution

The fourth proportional to 5,486.05, 8,230.59 and 2,199.17 is: 3,299.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,486.05 : 8,230.59 = 2,199.17 : x
  2. Step 2: Convert to fraction form
    5,486.05/8,230.59 = 2,199.17/x
  3. Step 3: Cross multiply
    5,486.05x = 8,230.59 × 2,199.17
  4. Step 4: Simplify right side
    5,486.05x = 18,100,466.61
  5. Step 5: Solve for x
    x = 18,100,466.61/5,486.05
  6. Step 6: Final answer
    x = 3,299.36

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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.