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Finding the Fourth Proportional to 3,734.42, 5,148.04 and 2,611.87

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Solution

The fourth proportional to 3,734.42, 5,148.04 and 2,611.87 is: 3,600.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,734.42 : 5,148.04 = 2,611.87 : x
  2. Step 2: Convert to fraction form
    3,734.42/5,148.04 = 2,611.87/x
  3. Step 3: Cross multiply
    3,734.42x = 5,148.04 × 2,611.87
  4. Step 4: Simplify right side
    3,734.42x = 13,446,011.23
  5. Step 5: Solve for x
    x = 13,446,011.23/3,734.42
  6. Step 6: Final answer
    x = 3,600.56

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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.