Home / 5,233.14-7,847.48-2,112.30

Finding the Fourth Proportional to 5,233.14, 7,847.48 and 2,112.30

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Solution

The fourth proportional to 5,233.14, 7,847.48 and 2,112.30 is: 3,167.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,233.14 : 7,847.48 = 2,112.30 : x
  2. Step 2: Convert to fraction form
    5,233.14/7,847.48 = 2,112.30/x
  3. Step 3: Cross multiply
    5,233.14x = 7,847.48 × 2,112.30
  4. Step 4: Simplify right side
    5,233.14x = 16,576,232.00
  5. Step 5: Solve for x
    x = 16,576,232.00/5,233.14
  6. Step 6: Final answer
    x = 3,167.55

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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.