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Finding the Fourth Proportional to 2,380.02, 3,570.04 and 736.52

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Solution

The fourth proportional to 2,380.02, 3,570.04 and 736.52 is: 1,104.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,380.02 : 3,570.04 = 736.52 : x
  2. Step 2: Convert to fraction form
    2,380.02/3,570.04 = 736.52/x
  3. Step 3: Cross multiply
    2,380.02x = 3,570.04 × 736.52
  4. Step 4: Simplify right side
    2,380.02x = 2,629,405.86
  5. Step 5: Solve for x
    x = 2,629,405.86/2,380.02
  6. Step 6: Final answer
    x = 1,104.78

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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.