Home / 5,543.97-7,650.63-3,186.12

Finding the Fourth Proportional to 5,543.97, 7,650.63 and 3,186.12

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Solution

The fourth proportional to 5,543.97, 7,650.63 and 3,186.12 is: 4,396.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,543.97 : 7,650.63 = 3,186.12 : x
  2. Step 2: Convert to fraction form
    5,543.97/7,650.63 = 3,186.12/x
  3. Step 3: Cross multiply
    5,543.97x = 7,650.63 × 3,186.12
  4. Step 4: Simplify right side
    5,543.97x = 24,375,825.26
  5. Step 5: Solve for x
    x = 24,375,825.26/5,543.97
  6. Step 6: Final answer
    x = 4,396.82

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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.