Home / 8,925.58-13,388.37-2,685.61

Finding the Fourth Proportional to 8,925.58, 13,388.37 and 2,685.61

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Solution

The fourth proportional to 8,925.58, 13,388.37 and 2,685.61 is: 4,028.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,925.58 : 13,388.37 = 2,685.61 : x
  2. Step 2: Convert to fraction form
    8,925.58/13,388.37 = 2,685.61/x
  3. Step 3: Cross multiply
    8,925.58x = 13,388.37 × 2,685.61
  4. Step 4: Simplify right side
    8,925.58x = 35,955,940.36
  5. Step 5: Solve for x
    x = 35,955,940.36/8,925.58
  6. Step 6: Final answer
    x = 4,028.42

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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.