Home / 2,230.56-3,090.96-2,202.72

Finding the Fourth Proportional to 2,230.56, 3,090.96 and 2,202.72

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Solution

The fourth proportional to 2,230.56, 3,090.96 and 2,202.72 is: 3,052.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,230.56 : 3,090.96 = 2,202.72 : x
  2. Step 2: Convert to fraction form
    2,230.56/3,090.96 = 2,202.72/x
  3. Step 3: Cross multiply
    2,230.56x = 3,090.96 × 2,202.72
  4. Step 4: Simplify right side
    2,230.56x = 6,808,519.41
  5. Step 5: Solve for x
    x = 6,808,519.41/2,230.56
  6. Step 6: Final answer
    x = 3,052.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.