Home / 7,583.08-11,376.82-3,139.92

Finding the Fourth Proportional to 7,583.08, 11,376.82 and 3,139.92

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Solution

The fourth proportional to 7,583.08, 11,376.82 and 3,139.92 is: 4,710.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,583.08 : 11,376.82 = 3,139.92 : x
  2. Step 2: Convert to fraction form
    7,583.08/11,376.82 = 3,139.92/x
  3. Step 3: Cross multiply
    7,583.08x = 11,376.82 × 3,139.92
  4. Step 4: Simplify right side
    7,583.08x = 35,722,304.65
  5. Step 5: Solve for x
    x = 35,722,304.65/7,583.08
  6. Step 6: Final answer
    x = 4,710.79

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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.