Home / 3,199.09-4,420.98-2,600.41

Finding the Fourth Proportional to 3,199.09, 4,420.98 and 2,600.41

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Solution

The fourth proportional to 3,199.09, 4,420.98 and 2,600.41 is: 3,593.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,199.09 : 4,420.98 = 2,600.41 : x
  2. Step 2: Convert to fraction form
    3,199.09/4,420.98 = 2,600.41/x
  3. Step 3: Cross multiply
    3,199.09x = 4,420.98 × 2,600.41
  4. Step 4: Simplify right side
    3,199.09x = 11,496,360.60
  5. Step 5: Solve for x
    x = 11,496,360.60/3,199.09
  6. Step 6: Final answer
    x = 3,593.63

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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.