Home / 4,085.91-6,129-3,167.37

Finding the Fourth Proportional to 4,085.91, 6,129 and 3,167.37

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Solution

The fourth proportional to 4,085.91, 6,129 and 3,167.37 is: 4,751.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,085.91 : 6,129 = 3,167.37 : x
  2. Step 2: Convert to fraction form
    4,085.91/6,129 = 3,167.37/x
  3. Step 3: Cross multiply
    4,085.91x = 6,129 × 3,167.37
  4. Step 4: Simplify right side
    4,085.91x = 19,412,810.73
  5. Step 5: Solve for x
    x = 19,412,810.73/4,085.91
  6. Step 6: Final answer
    x = 4,751.16

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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.