Home / 8,929.44-12,324.96-5,395.41

Finding the Fourth Proportional to 8,929.44, 12,324.96 and 5,395.41

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Solution

The fourth proportional to 8,929.44, 12,324.96 and 5,395.41 is: 7,447.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,929.44 : 12,324.96 = 5,395.41 : x
  2. Step 2: Convert to fraction form
    8,929.44/12,324.96 = 5,395.41/x
  3. Step 3: Cross multiply
    8,929.44x = 12,324.96 × 5,395.41
  4. Step 4: Simplify right side
    8,929.44x = 66,498,212.43
  5. Step 5: Solve for x
    x = 66,498,212.43/8,929.44
  6. Step 6: Final answer
    x = 7,447.08

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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.