Home / 9,148.88-13,723.32-2,223.36

Finding the Fourth Proportional to 9,148.88, 13,723.32 and 2,223.36

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Solution

The fourth proportional to 9,148.88, 13,723.32 and 2,223.36 is: 3,335.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,148.88 : 13,723.32 = 2,223.36 : x
  2. Step 2: Convert to fraction form
    9,148.88/13,723.32 = 2,223.36/x
  3. Step 3: Cross multiply
    9,148.88x = 13,723.32 × 2,223.36
  4. Step 4: Simplify right side
    9,148.88x = 30,511,880.76
  5. Step 5: Solve for x
    x = 30,511,880.76/9,148.88
  6. Step 6: Final answer
    x = 3,335.04

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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.