Home / 3,822.42-5,733.36-1,225.14

Finding the Fourth Proportional to 3,822.42, 5,733.36 and 1,225.14

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Solution

The fourth proportional to 3,822.42, 5,733.36 and 1,225.14 is: 1,837.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,822.42 : 5,733.36 = 1,225.14 : x
  2. Step 2: Convert to fraction form
    3,822.42/5,733.36 = 1,225.14/x
  3. Step 3: Cross multiply
    3,822.42x = 5,733.36 × 1,225.14
  4. Step 4: Simplify right side
    3,822.42x = 7,024,168.67
  5. Step 5: Solve for x
    x = 7,024,168.67/3,822.42
  6. Step 6: Final answer
    x = 1,837.62

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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.