Home / 6,609.32-9,121.07-3,625.13

Finding the Fourth Proportional to 6,609.32, 9,121.07 and 3,625.13

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Solution

The fourth proportional to 6,609.32, 9,121.07 and 3,625.13 is: 5,002.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,609.32 : 9,121.07 = 3,625.13 : x
  2. Step 2: Convert to fraction form
    6,609.32/9,121.07 = 3,625.13/x
  3. Step 3: Cross multiply
    6,609.32x = 9,121.07 × 3,625.13
  4. Step 4: Simplify right side
    6,609.32x = 33,065,018.88
  5. Step 5: Solve for x
    x = 33,065,018.88/6,609.32
  6. Step 6: Final answer
    x = 5,002.79

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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.