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Finding the Fourth Proportional to 3,860.62, 5,792.42 and 2,301.32

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Solution

The fourth proportional to 3,860.62, 5,792.42 and 2,301.32 is: 3,452.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,860.62 : 5,792.42 = 2,301.32 : x
  2. Step 2: Convert to fraction form
    3,860.62/5,792.42 = 2,301.32/x
  3. Step 3: Cross multiply
    3,860.62x = 5,792.42 × 2,301.32
  4. Step 4: Simplify right side
    3,860.62x = 13,330,232.23
  5. Step 5: Solve for x
    x = 13,330,232.23/3,860.62
  6. Step 6: Final answer
    x = 3,452.88

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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.