Home / 3,589.88-5,385.96-1,835.82

Finding the Fourth Proportional to 3,589.88, 5,385.96 and 1,835.82

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Solution

The fourth proportional to 3,589.88, 5,385.96 and 1,835.82 is: 2,754.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,589.88 : 5,385.96 = 1,835.82 : x
  2. Step 2: Convert to fraction form
    3,589.88/5,385.96 = 1,835.82/x
  3. Step 3: Cross multiply
    3,589.88x = 5,385.96 × 1,835.82
  4. Step 4: Simplify right side
    3,589.88x = 9,887,653.09
  5. Step 5: Solve for x
    x = 9,887,653.09/3,589.88
  6. Step 6: Final answer
    x = 2,754.32

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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.