Home / 3,497.22-5,245.82-900.16

Finding the Fourth Proportional to 3,497.22, 5,245.82 and 900.16

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Solution

The fourth proportional to 3,497.22, 5,245.82 and 900.16 is: 1,350.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,497.22 : 5,245.82 = 900.16 : x
  2. Step 2: Convert to fraction form
    3,497.22/5,245.82 = 900.16/x
  3. Step 3: Cross multiply
    3,497.22x = 5,245.82 × 900.16
  4. Step 4: Simplify right side
    3,497.22x = 4,722,077.33
  5. Step 5: Solve for x
    x = 4,722,077.33/3,497.22
  6. Step 6: Final answer
    x = 1,350.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.