Home / 2,090.10-3,135.21-1,849.62

Finding the Fourth Proportional to 2,090.10, 3,135.21 and 1,849.62

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Solution

The fourth proportional to 2,090.10, 3,135.21 and 1,849.62 is: 2,774.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,090.10 : 3,135.21 = 1,849.62 : x
  2. Step 2: Convert to fraction form
    2,090.10/3,135.21 = 1,849.62/x
  3. Step 3: Cross multiply
    2,090.10x = 3,135.21 × 1,849.62
  4. Step 4: Simplify right side
    2,090.10x = 5,798,947.12
  5. Step 5: Solve for x
    x = 5,798,947.12/2,090.10
  6. Step 6: Final answer
    x = 2,774.48

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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.