Home / 3,822.28-5,734.14-1,225

Finding the Fourth Proportional to 3,822.28, 5,734.14 and 1,225

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Solution

The fourth proportional to 3,822.28, 5,734.14 and 1,225 is: 1,837.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,822.28 : 5,734.14 = 1,225 : x
  2. Step 2: Convert to fraction form
    3,822.28/5,734.14 = 1,225/x
  3. Step 3: Cross multiply
    3,822.28x = 5,734.14 × 1,225
  4. Step 4: Simplify right side
    3,822.28x = 7,024,321.50
  5. Step 5: Solve for x
    x = 7,024,321.50/3,822.28
  6. Step 6: Final answer
    x = 1,837.73

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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.