Home / 3,782.52-5,674.59-1,589.99

Finding the Fourth Proportional to 3,782.52, 5,674.59 and 1,589.99

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Solution

The fourth proportional to 3,782.52, 5,674.59 and 1,589.99 is: 2,385.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,782.52 : 5,674.59 = 1,589.99 : x
  2. Step 2: Convert to fraction form
    3,782.52/5,674.59 = 1,589.99/x
  3. Step 3: Cross multiply
    3,782.52x = 5,674.59 × 1,589.99
  4. Step 4: Simplify right side
    3,782.52x = 9,022,512.98
  5. Step 5: Solve for x
    x = 9,022,512.98/3,782.52
  6. Step 6: Final answer
    x = 2,385.32

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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.