Home / 9,189.59-13,785.93-2,949.48

Finding the Fourth Proportional to 9,189.59, 13,785.93 and 2,949.48

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Solution

The fourth proportional to 9,189.59, 13,785.93 and 2,949.48 is: 4,424.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,189.59 : 13,785.93 = 2,949.48 : x
  2. Step 2: Convert to fraction form
    9,189.59/13,785.93 = 2,949.48/x
  3. Step 3: Cross multiply
    9,189.59x = 13,785.93 × 2,949.48
  4. Step 4: Simplify right side
    9,189.59x = 40,661,324.82
  5. Step 5: Solve for x
    x = 40,661,324.82/9,189.59
  6. Step 6: Final answer
    x = 4,424.72

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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.