Home / 2,086.26-3,130.08-1,796.48

Finding the Fourth Proportional to 2,086.26, 3,130.08 and 1,796.48

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Solution

The fourth proportional to 2,086.26, 3,130.08 and 1,796.48 is: 2,695.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,086.26 : 3,130.08 = 1,796.48 : x
  2. Step 2: Convert to fraction form
    2,086.26/3,130.08 = 1,796.48/x
  3. Step 3: Cross multiply
    2,086.26x = 3,130.08 × 1,796.48
  4. Step 4: Simplify right side
    2,086.26x = 5,623,126.12
  5. Step 5: Solve for x
    x = 5,623,126.12/2,086.26
  6. Step 6: Final answer
    x = 2,695.31

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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.