Home / 4,336.48-5,986.92-2,847

Finding the Fourth Proportional to 4,336.48, 5,986.92 and 2,847

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Solution

The fourth proportional to 4,336.48, 5,986.92 and 2,847 is: 3,930.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,336.48 : 5,986.92 = 2,847 : x
  2. Step 2: Convert to fraction form
    4,336.48/5,986.92 = 2,847/x
  3. Step 3: Cross multiply
    4,336.48x = 5,986.92 × 2,847
  4. Step 4: Simplify right side
    4,336.48x = 17,044,761.24
  5. Step 5: Solve for x
    x = 17,044,761.24/4,336.48
  6. Step 6: Final answer
    x = 3,930.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.