Home / 4,887.55-7,322.82-2,543.97

Finding the Fourth Proportional to 4,887.55, 7,322.82 and 2,543.97

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Solution

The fourth proportional to 4,887.55, 7,322.82 and 2,543.97 is: 3,811.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,887.55 : 7,322.82 = 2,543.97 : x
  2. Step 2: Convert to fraction form
    4,887.55/7,322.82 = 2,543.97/x
  3. Step 3: Cross multiply
    4,887.55x = 7,322.82 × 2,543.97
  4. Step 4: Simplify right side
    4,887.55x = 18,629,052.32
  5. Step 5: Solve for x
    x = 18,629,052.32/4,887.55
  6. Step 6: Final answer
    x = 3,811.53

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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.