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Finding the Fourth Proportional to 3,611.66, 5,404.01 and 2,574.06

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Solution

The fourth proportional to 3,611.66, 5,404.01 and 2,574.06 is: 3,851.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,611.66 : 5,404.01 = 2,574.06 : x
  2. Step 2: Convert to fraction form
    3,611.66/5,404.01 = 2,574.06/x
  3. Step 3: Cross multiply
    3,611.66x = 5,404.01 × 2,574.06
  4. Step 4: Simplify right side
    3,611.66x = 13,910,245.98
  5. Step 5: Solve for x
    x = 13,910,245.98/3,611.66
  6. Step 6: Final answer
    x = 3,851.48

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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.