Home / 3,792.24-5,233.70-2,221.65

Finding the Fourth Proportional to 3,792.24, 5,233.70 and 2,221.65

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Solution

The fourth proportional to 3,792.24, 5,233.70 and 2,221.65 is: 3,066.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,792.24 : 5,233.70 = 2,221.65 : x
  2. Step 2: Convert to fraction form
    3,792.24/5,233.70 = 2,221.65/x
  3. Step 3: Cross multiply
    3,792.24x = 5,233.70 × 2,221.65
  4. Step 4: Simplify right side
    3,792.24x = 11,627,438.50
  5. Step 5: Solve for x
    x = 11,627,438.50/3,792.24
  6. Step 6: Final answer
    x = 3,066.11

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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.