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Finding the Fourth Proportional to 3,613.53, 4,986.27 and 2,041.63

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Solution

The fourth proportional to 3,613.53, 4,986.27 and 2,041.63 is: 2,817.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,613.53 : 4,986.27 = 2,041.63 : x
  2. Step 2: Convert to fraction form
    3,613.53/4,986.27 = 2,041.63/x
  3. Step 3: Cross multiply
    3,613.53x = 4,986.27 × 2,041.63
  4. Step 4: Simplify right side
    3,613.53x = 10,180,105.95
  5. Step 5: Solve for x
    x = 10,180,105.95/3,613.53
  6. Step 6: Final answer
    x = 2,817.22

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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.