Home / 2,965.87-4,449.53-2,090.08

Finding the Fourth Proportional to 2,965.87, 4,449.53 and 2,090.08

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Solution

The fourth proportional to 2,965.87, 4,449.53 and 2,090.08 is: 3,135.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,965.87 : 4,449.53 = 2,090.08 : x
  2. Step 2: Convert to fraction form
    2,965.87/4,449.53 = 2,090.08/x
  3. Step 3: Cross multiply
    2,965.87x = 4,449.53 × 2,090.08
  4. Step 4: Simplify right side
    2,965.87x = 9,299,857.31
  5. Step 5: Solve for x
    x = 9,299,857.31/2,965.87
  6. Step 6: Final answer
    x = 3,135.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.