Home / 6,959.24-9,603.17-3,975

Finding the Fourth Proportional to 6,959.24, 9,603.17 and 3,975

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Solution

The fourth proportional to 6,959.24, 9,603.17 and 3,975 is: 5,485.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,959.24 : 9,603.17 = 3,975 : x
  2. Step 2: Convert to fraction form
    6,959.24/9,603.17 = 3,975/x
  3. Step 3: Cross multiply
    6,959.24x = 9,603.17 × 3,975
  4. Step 4: Simplify right side
    6,959.24x = 38,172,580.88
  5. Step 5: Solve for x
    x = 38,172,580.88/6,959.24
  6. Step 6: Final answer
    x = 5,485.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.