Home / 3,185.87-4,393.14-2,241.35

Finding the Fourth Proportional to 3,185.87, 4,393.14 and 2,241.35

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Solution

The fourth proportional to 3,185.87, 4,393.14 and 2,241.35 is: 3,090.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,185.87 : 4,393.14 = 2,241.35 : x
  2. Step 2: Convert to fraction form
    3,185.87/4,393.14 = 2,241.35/x
  3. Step 3: Cross multiply
    3,185.87x = 4,393.14 × 2,241.35
  4. Step 4: Simplify right side
    3,185.87x = 9,846,564.34
  5. Step 5: Solve for x
    x = 9,846,564.34/3,185.87
  6. Step 6: Final answer
    x = 3,090.70

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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.