Home / 3,561.42-4,912.62-2,302.04

Finding the Fourth Proportional to 3,561.42, 4,912.62 and 2,302.04

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Solution

The fourth proportional to 3,561.42, 4,912.62 and 2,302.04 is: 3,175.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,561.42 : 4,912.62 = 2,302.04 : x
  2. Step 2: Convert to fraction form
    3,561.42/4,912.62 = 2,302.04/x
  3. Step 3: Cross multiply
    3,561.42x = 4,912.62 × 2,302.04
  4. Step 4: Simplify right side
    3,561.42x = 11,309,047.74
  5. Step 5: Solve for x
    x = 11,309,047.74/3,561.42
  6. Step 6: Final answer
    x = 3,175.43

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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.