Home / 3,620.41-4,998.63-2,741.02

Finding the Fourth Proportional to 3,620.41, 4,998.63 and 2,741.02

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Solution

The fourth proportional to 3,620.41, 4,998.63 and 2,741.02 is: 3,784.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,620.41 : 4,998.63 = 2,741.02 : x
  2. Step 2: Convert to fraction form
    3,620.41/4,998.63 = 2,741.02/x
  3. Step 3: Cross multiply
    3,620.41x = 4,998.63 × 2,741.02
  4. Step 4: Simplify right side
    3,620.41x = 13,701,344.80
  5. Step 5: Solve for x
    x = 13,701,344.80/3,620.41
  6. Step 6: Final answer
    x = 3,784.47

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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.