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Finding the Fourth Proportional to 5,543.64, 7,650.16 and 3,025.73

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Solution

The fourth proportional to 5,543.64, 7,650.16 and 3,025.73 is: 4,175.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,543.64 : 7,650.16 = 3,025.73 : x
  2. Step 2: Convert to fraction form
    5,543.64/7,650.16 = 3,025.73/x
  3. Step 3: Cross multiply
    5,543.64x = 7,650.16 × 3,025.73
  4. Step 4: Simplify right side
    5,543.64x = 23,147,265.24
  5. Step 5: Solve for x
    x = 23,147,265.24/5,543.64
  6. Step 6: Final answer
    x = 4,175.47

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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.