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Finding the Fourth Proportional to 3,361.83, 4,637.03 and 3,082.99

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Solution

The fourth proportional to 3,361.83, 4,637.03 and 3,082.99 is: 4,252.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,361.83 : 4,637.03 = 3,082.99 : x
  2. Step 2: Convert to fraction form
    3,361.83/4,637.03 = 3,082.99/x
  3. Step 3: Cross multiply
    3,361.83x = 4,637.03 × 3,082.99
  4. Step 4: Simplify right side
    3,361.83x = 14,295,917.12
  5. Step 5: Solve for x
    x = 14,295,917.12/3,361.83
  6. Step 6: Final answer
    x = 4,252.42

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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.