Home / 5,355.43-8,035.45-2,236.05

Finding the Fourth Proportional to 5,355.43, 8,035.45 and 2,236.05

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Solution

The fourth proportional to 5,355.43, 8,035.45 and 2,236.05 is: 3,355.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,355.43 : 8,035.45 = 2,236.05 : x
  2. Step 2: Convert to fraction form
    5,355.43/8,035.45 = 2,236.05/x
  3. Step 3: Cross multiply
    5,355.43x = 8,035.45 × 2,236.05
  4. Step 4: Simplify right side
    5,355.43x = 17,967,667.97
  5. Step 5: Solve for x
    x = 17,967,667.97/5,355.43
  6. Step 6: Final answer
    x = 3,355.04

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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.