Home / 5,921.33-8,171.70-3,404.26

Finding the Fourth Proportional to 5,921.33, 8,171.70 and 3,404.26

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Solution

The fourth proportional to 5,921.33, 8,171.70 and 3,404.26 is: 4,698.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,921.33 : 8,171.70 = 3,404.26 : x
  2. Step 2: Convert to fraction form
    5,921.33/8,171.70 = 3,404.26/x
  3. Step 3: Cross multiply
    5,921.33x = 8,171.70 × 3,404.26
  4. Step 4: Simplify right side
    5,921.33x = 27,818,550.58
  5. Step 5: Solve for x
    x = 27,818,550.58/5,921.33
  6. Step 6: Final answer
    x = 4,698.02

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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.