Home / 9,193.26-13,787.46-2,619.81

Finding the Fourth Proportional to 9,193.26, 13,787.46 and 2,619.81

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Solution

The fourth proportional to 9,193.26, 13,787.46 and 2,619.81 is: 3,929.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,193.26 : 13,787.46 = 2,619.81 : x
  2. Step 2: Convert to fraction form
    9,193.26/13,787.46 = 2,619.81/x
  3. Step 3: Cross multiply
    9,193.26x = 13,787.46 × 2,619.81
  4. Step 4: Simplify right side
    9,193.26x = 36,120,525.58
  5. Step 5: Solve for x
    x = 36,120,525.58/9,193.26
  6. Step 6: Final answer
    x = 3,929.02

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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.