Home / 1,348.22-2,022.12-361.10

Finding the Fourth Proportional to 1,348.22, 2,022.12 and 361.10

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Solution

The fourth proportional to 1,348.22, 2,022.12 and 361.10 is: 541.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,348.22 : 2,022.12 = 361.10 : x
  2. Step 2: Convert to fraction form
    1,348.22/2,022.12 = 361.10/x
  3. Step 3: Cross multiply
    1,348.22x = 2,022.12 × 361.10
  4. Step 4: Simplify right side
    1,348.22x = 730,187.92
  5. Step 5: Solve for x
    x = 730,187.92/1,348.22
  6. Step 6: Final answer
    x = 541.59

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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.