Home / 2,995.60-4,469.97-2,684.28

Finding the Fourth Proportional to 2,995.60, 4,469.97 and 2,684.28

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Solution

The fourth proportional to 2,995.60, 4,469.97 and 2,684.28 is: 4,005.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,995.60 : 4,469.97 = 2,684.28 : x
  2. Step 2: Convert to fraction form
    2,995.60/4,469.97 = 2,684.28/x
  3. Step 3: Cross multiply
    2,995.60x = 4,469.97 × 2,684.28
  4. Step 4: Simplify right side
    2,995.60x = 11,998,667.83
  5. Step 5: Solve for x
    x = 11,998,667.83/2,995.60
  6. Step 6: Final answer
    x = 4,005.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.