Home / 3,090.11-4,636.83-2,245.90

Finding the Fourth Proportional to 3,090.11, 4,636.83 and 2,245.90

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Solution

The fourth proportional to 3,090.11, 4,636.83 and 2,245.90 is: 3,370.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,090.11 : 4,636.83 = 2,245.90 : x
  2. Step 2: Convert to fraction form
    3,090.11/4,636.83 = 2,245.90/x
  3. Step 3: Cross multiply
    3,090.11x = 4,636.83 × 2,245.90
  4. Step 4: Simplify right side
    3,090.11x = 10,413,856.50
  5. Step 5: Solve for x
    x = 10,413,856.50/3,090.11
  6. Step 6: Final answer
    x = 3,370.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.