Home / 3,613.40-4,986.44-2,041.46

Finding the Fourth Proportional to 3,613.40, 4,986.44 and 2,041.46

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Solution

The fourth proportional to 3,613.40, 4,986.44 and 2,041.46 is: 2,817.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,613.40 : 4,986.44 = 2,041.46 : x
  2. Step 2: Convert to fraction form
    3,613.40/4,986.44 = 2,041.46/x
  3. Step 3: Cross multiply
    3,613.40x = 4,986.44 × 2,041.46
  4. Step 4: Simplify right side
    3,613.40x = 10,179,617.80
  5. Step 5: Solve for x
    x = 10,179,617.80/3,613.40
  6. Step 6: Final answer
    x = 2,817.19

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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.