Home / 5,150.26-7,107.33-3,054.34

Finding the Fourth Proportional to 5,150.26, 7,107.33 and 3,054.34

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Solution

The fourth proportional to 5,150.26, 7,107.33 and 3,054.34 is: 4,214.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,150.26 : 7,107.33 = 3,054.34 : x
  2. Step 2: Convert to fraction form
    5,150.26/7,107.33 = 3,054.34/x
  3. Step 3: Cross multiply
    5,150.26x = 7,107.33 × 3,054.34
  4. Step 4: Simplify right side
    5,150.26x = 21,708,202.31
  5. Step 5: Solve for x
    x = 21,708,202.31/5,150.26
  6. Step 6: Final answer
    x = 4,214.97

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Half scale
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Double scale
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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.