Home / 2,392.22-3,589.72-1,005.44

Finding the Fourth Proportional to 2,392.22, 3,589.72 and 1,005.44

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Solution

The fourth proportional to 2,392.22, 3,589.72 and 1,005.44 is: 1,508.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,392.22 : 3,589.72 = 1,005.44 : x
  2. Step 2: Convert to fraction form
    2,392.22/3,589.72 = 1,005.44/x
  3. Step 3: Cross multiply
    2,392.22x = 3,589.72 × 1,005.44
  4. Step 4: Simplify right side
    2,392.22x = 3,609,227.61
  5. Step 5: Solve for x
    x = 3,609,227.61/2,392.22
  6. Step 6: Final answer
    x = 1,508.73

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1.5x scale

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.