Home / 3,610.76-4,983.27-2,213.78

Finding the Fourth Proportional to 3,610.76, 4,983.27 and 2,213.78

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Solution

The fourth proportional to 3,610.76, 4,983.27 and 2,213.78 is: 3,055.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,610.76 : 4,983.27 = 2,213.78 : x
  2. Step 2: Convert to fraction form
    3,610.76/4,983.27 = 2,213.78/x
  3. Step 3: Cross multiply
    3,610.76x = 4,983.27 × 2,213.78
  4. Step 4: Simplify right side
    3,610.76x = 11,031,863.46
  5. Step 5: Solve for x
    x = 11,031,863.46/3,610.76
  6. Step 6: Final answer
    x = 3,055.27

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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.