Home / 4,578-6,868.37-3,246.36

Finding the Fourth Proportional to 4,578, 6,868.37 and 3,246.36

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Solution

The fourth proportional to 4,578, 6,868.37 and 3,246.36 is: 4,870.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,578 : 6,868.37 = 3,246.36 : x
  2. Step 2: Convert to fraction form
    4,578/6,868.37 = 3,246.36/x
  3. Step 3: Cross multiply
    4,578x = 6,868.37 × 3,246.36
  4. Step 4: Simplify right side
    4,578x = 22,297,185.40
  5. Step 5: Solve for x
    x = 22,297,185.40/4,578
  6. Step 6: Final answer
    x = 4,870.51

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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.