Home / 3,613.41-4,986.97-2,041.81

Finding the Fourth Proportional to 3,613.41, 4,986.97 and 2,041.81

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Solution

The fourth proportional to 3,613.41, 4,986.97 and 2,041.81 is: 2,817.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,613.41 : 4,986.97 = 2,041.81 : x
  2. Step 2: Convert to fraction form
    3,613.41/4,986.97 = 2,041.81/x
  3. Step 3: Cross multiply
    3,613.41x = 4,986.97 × 2,041.81
  4. Step 4: Simplify right side
    3,613.41x = 10,182,427.64
  5. Step 5: Solve for x
    x = 10,182,427.64/3,613.41
  6. Step 6: Final answer
    x = 2,817.96

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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.