Home / 1,171.24-1,757.14-349.44

Finding the Fourth Proportional to 1,171.24, 1,757.14 and 349.44

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Solution

The fourth proportional to 1,171.24, 1,757.14 and 349.44 is: 524.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,171.24 : 1,757.14 = 349.44 : x
  2. Step 2: Convert to fraction form
    1,171.24/1,757.14 = 349.44/x
  3. Step 3: Cross multiply
    1,171.24x = 1,757.14 × 349.44
  4. Step 4: Simplify right side
    1,171.24x = 614,015.00
  5. Step 5: Solve for x
    x = 614,015.00/1,171.24
  6. Step 6: Final answer
    x = 524.24

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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.