Home / 9,181.29-13,766.49-3,628.20

Finding the Fourth Proportional to 9,181.29, 13,766.49 and 3,628.20

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Solution

The fourth proportional to 9,181.29, 13,766.49 and 3,628.20 is: 5,440.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,181.29 : 13,766.49 = 3,628.20 : x
  2. Step 2: Convert to fraction form
    9,181.29/13,766.49 = 3,628.20/x
  3. Step 3: Cross multiply
    9,181.29x = 13,766.49 × 3,628.20
  4. Step 4: Simplify right side
    9,181.29x = 49,947,579.02
  5. Step 5: Solve for x
    x = 49,947,579.02/9,181.29
  6. Step 6: Final answer
    x = 5,440.15

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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.