Home / 8,924.22-12,317.13-5,339.43

Finding the Fourth Proportional to 8,924.22, 12,317.13 and 5,339.43

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Solution

The fourth proportional to 8,924.22, 12,317.13 and 5,339.43 is: 7,369.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,924.22 : 12,317.13 = 5,339.43 : x
  2. Step 2: Convert to fraction form
    8,924.22/12,317.13 = 5,339.43/x
  3. Step 3: Cross multiply
    8,924.22x = 12,317.13 × 5,339.43
  4. Step 4: Simplify right side
    8,924.22x = 65,766,453.44
  5. Step 5: Solve for x
    x = 65,766,453.44/8,924.22
  6. Step 6: Final answer
    x = 7,369.43

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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.