Home / 9,189.06-13,783.35-2,949.03

Finding the Fourth Proportional to 9,189.06, 13,783.35 and 2,949.03

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Solution

The fourth proportional to 9,189.06, 13,783.35 and 2,949.03 is: 4,423.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,189.06 : 13,783.35 = 2,949.03 : x
  2. Step 2: Convert to fraction form
    9,189.06/13,783.35 = 2,949.03/x
  3. Step 3: Cross multiply
    9,189.06x = 13,783.35 × 2,949.03
  4. Step 4: Simplify right side
    9,189.06x = 40,647,512.65
  5. Step 5: Solve for x
    x = 40,647,512.65/9,189.06
  6. Step 6: Final answer
    x = 4,423.47

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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.