Home / 5,243.37-7,858.11-3,850.18

Finding the Fourth Proportional to 5,243.37, 7,858.11 and 3,850.18

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Solution

The fourth proportional to 5,243.37, 7,858.11 and 3,850.18 is: 5,770.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,243.37 : 7,858.11 = 3,850.18 : x
  2. Step 2: Convert to fraction form
    5,243.37/7,858.11 = 3,850.18/x
  3. Step 3: Cross multiply
    5,243.37x = 7,858.11 × 3,850.18
  4. Step 4: Simplify right side
    5,243.37x = 30,255,137.96
  5. Step 5: Solve for x
    x = 30,255,137.96/5,243.37
  6. Step 6: Final answer
    x = 5,770.17

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1.5x scale

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.