Home / 5,905.33-8,149.83-3,253.21

Finding the Fourth Proportional to 5,905.33, 8,149.83 and 3,253.21

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Solution

The fourth proportional to 5,905.33, 8,149.83 and 3,253.21 is: 4,489.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,905.33 : 8,149.83 = 3,253.21 : x
  2. Step 2: Convert to fraction form
    5,905.33/8,149.83 = 3,253.21/x
  3. Step 3: Cross multiply
    5,905.33x = 8,149.83 × 3,253.21
  4. Step 4: Simplify right side
    5,905.33x = 26,513,108.45
  5. Step 5: Solve for x
    x = 26,513,108.45/5,905.33
  6. Step 6: Final answer
    x = 4,489.69

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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.