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Finding the Fourth Proportional to 3,776.93, 5,694.39 and 3,522.84

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Solution

The fourth proportional to 3,776.93, 5,694.39 and 3,522.84 is: 5,311.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,776.93 : 5,694.39 = 3,522.84 : x
  2. Step 2: Convert to fraction form
    3,776.93/5,694.39 = 3,522.84/x
  3. Step 3: Cross multiply
    3,776.93x = 5,694.39 × 3,522.84
  4. Step 4: Simplify right side
    3,776.93x = 20,060,424.87
  5. Step 5: Solve for x
    x = 20,060,424.87/3,776.93
  6. Step 6: Final answer
    x = 5,311.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.