Home / 3,461.30-4,777.31-2,202.11

Finding the Fourth Proportional to 3,461.30, 4,777.31 and 2,202.11

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Solution

The fourth proportional to 3,461.30, 4,777.31 and 2,202.11 is: 3,039.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,461.30 : 4,777.31 = 2,202.11 : x
  2. Step 2: Convert to fraction form
    3,461.30/4,777.31 = 2,202.11/x
  3. Step 3: Cross multiply
    3,461.30x = 4,777.31 × 2,202.11
  4. Step 4: Simplify right side
    3,461.30x = 10,520,163.06
  5. Step 5: Solve for x
    x = 10,520,163.06/3,461.30
  6. Step 6: Final answer
    x = 3,039.37

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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.