Home / 4,477.08-6,721.71-3,086.97

Finding the Fourth Proportional to 4,477.08, 6,721.71 and 3,086.97

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Solution

The fourth proportional to 4,477.08, 6,721.71 and 3,086.97 is: 4,634.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,477.08 : 6,721.71 = 3,086.97 : x
  2. Step 2: Convert to fraction form
    4,477.08/6,721.71 = 3,086.97/x
  3. Step 3: Cross multiply
    4,477.08x = 6,721.71 × 3,086.97
  4. Step 4: Simplify right side
    4,477.08x = 20,749,717.12
  5. Step 5: Solve for x
    x = 20,749,717.12/4,477.08
  6. Step 6: Final answer
    x = 4,634.65

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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.