Home / 7,446.21-11,171.16-2,252.09

Finding the Fourth Proportional to 7,446.21, 11,171.16 and 2,252.09

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Solution

The fourth proportional to 7,446.21, 11,171.16 and 2,252.09 is: 3,378.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,446.21 : 11,171.16 = 2,252.09 : x
  2. Step 2: Convert to fraction form
    7,446.21/11,171.16 = 2,252.09/x
  3. Step 3: Cross multiply
    7,446.21x = 11,171.16 × 2,252.09
  4. Step 4: Simplify right side
    7,446.21x = 25,158,401.87
  5. Step 5: Solve for x
    x = 25,158,401.87/7,446.21
  6. Step 6: Final answer
    x = 3,378.69

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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.