Home / 2,635.20-3,633.84-1,839.44

Finding the Fourth Proportional to 2,635.20, 3,633.84 and 1,839.44

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Solution

The fourth proportional to 2,635.20, 3,633.84 and 1,839.44 is: 2,536.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,635.20 : 3,633.84 = 1,839.44 : x
  2. Step 2: Convert to fraction form
    2,635.20/3,633.84 = 1,839.44/x
  3. Step 3: Cross multiply
    2,635.20x = 3,633.84 × 1,839.44
  4. Step 4: Simplify right side
    2,635.20x = 6,684,230.65
  5. Step 5: Solve for x
    x = 6,684,230.65/2,635.20
  6. Step 6: Final answer
    x = 2,536.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.