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Finding the Fourth Proportional to 4,000.80, 5,971.56 and 3,754.56

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Solution

The fourth proportional to 4,000.80, 5,971.56 and 3,754.56 is: 5,604.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,000.80 : 5,971.56 = 3,754.56 : x
  2. Step 2: Convert to fraction form
    4,000.80/5,971.56 = 3,754.56/x
  3. Step 3: Cross multiply
    4,000.80x = 5,971.56 × 3,754.56
  4. Step 4: Simplify right side
    4,000.80x = 22,420,580.31
  5. Step 5: Solve for x
    x = 22,420,580.31/4,000.80
  6. Step 6: Final answer
    x = 5,604.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.