Home / 9,949.05-14,918.44-2,928.15

Finding the Fourth Proportional to 9,949.05, 14,918.44 and 2,928.15

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Solution

The fourth proportional to 9,949.05, 14,918.44 and 2,928.15 is: 4,390.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,949.05 : 14,918.44 = 2,928.15 : x
  2. Step 2: Convert to fraction form
    9,949.05/14,918.44 = 2,928.15/x
  3. Step 3: Cross multiply
    9,949.05x = 14,918.44 × 2,928.15
  4. Step 4: Simplify right side
    9,949.05x = 43,683,422.77
  5. Step 5: Solve for x
    x = 43,683,422.77/9,949.05
  6. Step 6: Final answer
    x = 4,390.71

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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.