Home / 5,091.72-7,018.32-3,597.24

Finding the Fourth Proportional to 5,091.72, 7,018.32 and 3,597.24

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Solution

The fourth proportional to 5,091.72, 7,018.32 and 3,597.24 is: 4,958.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,091.72 : 7,018.32 = 3,597.24 : x
  2. Step 2: Convert to fraction form
    5,091.72/7,018.32 = 3,597.24/x
  3. Step 3: Cross multiply
    5,091.72x = 7,018.32 × 3,597.24
  4. Step 4: Simplify right side
    5,091.72x = 25,246,581.44
  5. Step 5: Solve for x
    x = 25,246,581.44/5,091.72
  6. Step 6: Final answer
    x = 4,958.36

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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.