Home / 5,501.72-7,592.92-3,144.20

Finding the Fourth Proportional to 5,501.72, 7,592.92 and 3,144.20

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Solution

The fourth proportional to 5,501.72, 7,592.92 and 3,144.20 is: 4,339.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,501.72 : 7,592.92 = 3,144.20 : x
  2. Step 2: Convert to fraction form
    5,501.72/7,592.92 = 3,144.20/x
  3. Step 3: Cross multiply
    5,501.72x = 7,592.92 × 3,144.20
  4. Step 4: Simplify right side
    5,501.72x = 23,873,659.06
  5. Step 5: Solve for x
    x = 23,873,659.06/5,501.72
  6. Step 6: Final answer
    x = 4,339.31

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Half 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.