Home / 2,108.24-3,164.68-1,134.08

Finding the Fourth Proportional to 2,108.24, 3,164.68 and 1,134.08

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Solution

The fourth proportional to 2,108.24, 3,164.68 and 1,134.08 is: 1,702.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,108.24 : 3,164.68 = 1,134.08 : x
  2. Step 2: Convert to fraction form
    2,108.24/3,164.68 = 1,134.08/x
  3. Step 3: Cross multiply
    2,108.24x = 3,164.68 × 1,134.08
  4. Step 4: Simplify right side
    2,108.24x = 3,589,000.29
  5. Step 5: Solve for x
    x = 3,589,000.29/2,108.24
  6. Step 6: Final answer
    x = 1,702.37

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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.