Home / 1,517.67-2,272.86-1,029.24

Finding the Fourth Proportional to 1,517.67, 2,272.86 and 1,029.24

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Solution

The fourth proportional to 1,517.67, 2,272.86 and 1,029.24 is: 1,541.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,517.67 : 2,272.86 = 1,029.24 : x
  2. Step 2: Convert to fraction form
    1,517.67/2,272.86 = 1,029.24/x
  3. Step 3: Cross multiply
    1,517.67x = 2,272.86 × 1,029.24
  4. Step 4: Simplify right side
    1,517.67x = 2,339,318.43
  5. Step 5: Solve for x
    x = 2,339,318.43/1,517.67
  6. Step 6: Final answer
    x = 1,541.39

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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.