Home / 3,365.21-4,649.11-2,245.75

Finding the Fourth Proportional to 3,365.21, 4,649.11 and 2,245.75

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Solution

The fourth proportional to 3,365.21, 4,649.11 and 2,245.75 is: 3,102.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,365.21 : 4,649.11 = 2,245.75 : x
  2. Step 2: Convert to fraction form
    3,365.21/4,649.11 = 2,245.75/x
  3. Step 3: Cross multiply
    3,365.21x = 4,649.11 × 2,245.75
  4. Step 4: Simplify right side
    3,365.21x = 10,440,721.55
  5. Step 5: Solve for x
    x = 10,440,721.55/3,365.21
  6. Step 6: Final answer
    x = 3,102.54

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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.