Home / 3,983.24-5,496.66-2,214.80

Finding the Fourth Proportional to 3,983.24, 5,496.66 and 2,214.80

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Solution

The fourth proportional to 3,983.24, 5,496.66 and 2,214.80 is: 3,056.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,983.24 : 5,496.66 = 2,214.80 : x
  2. Step 2: Convert to fraction form
    3,983.24/5,496.66 = 2,214.80/x
  3. Step 3: Cross multiply
    3,983.24x = 5,496.66 × 2,214.80
  4. Step 4: Simplify right side
    3,983.24x = 12,174,002.57
  5. Step 5: Solve for x
    x = 12,174,002.57/3,983.24
  6. Step 6: Final answer
    x = 3,056.31

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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.