Home / 2,242.24-3,361.12-1,071.92

Finding the Fourth Proportional to 2,242.24, 3,361.12 and 1,071.92

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Solution

The fourth proportional to 2,242.24, 3,361.12 and 1,071.92 is: 1,606.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,242.24 : 3,361.12 = 1,071.92 : x
  2. Step 2: Convert to fraction form
    2,242.24/3,361.12 = 1,071.92/x
  3. Step 3: Cross multiply
    2,242.24x = 3,361.12 × 1,071.92
  4. Step 4: Simplify right side
    2,242.24x = 3,602,851.75
  5. Step 5: Solve for x
    x = 3,602,851.75/2,242.24
  6. Step 6: Final answer
    x = 1,606.81

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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.