Home / 7,976.08-11,965.94-3,045.61

Finding the Fourth Proportional to 7,976.08, 11,965.94 and 3,045.61

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Solution

The fourth proportional to 7,976.08, 11,965.94 and 3,045.61 is: 4,569.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,976.08 : 11,965.94 = 3,045.61 : x
  2. Step 2: Convert to fraction form
    7,976.08/11,965.94 = 3,045.61/x
  3. Step 3: Cross multiply
    7,976.08x = 11,965.94 × 3,045.61
  4. Step 4: Simplify right side
    7,976.08x = 36,443,586.52
  5. Step 5: Solve for x
    x = 36,443,586.52/7,976.08
  6. Step 6: Final answer
    x = 4,569.11

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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.