Home / 3,308.16-4,954.32-1,918.56

Finding the Fourth Proportional to 3,308.16, 4,954.32 and 1,918.56

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Solution

The fourth proportional to 3,308.16, 4,954.32 and 1,918.56 is: 2,873.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,308.16 : 4,954.32 = 1,918.56 : x
  2. Step 2: Convert to fraction form
    3,308.16/4,954.32 = 1,918.56/x
  3. Step 3: Cross multiply
    3,308.16x = 4,954.32 × 1,918.56
  4. Step 4: Simplify right side
    3,308.16x = 9,505,160.18
  5. Step 5: Solve for x
    x = 9,505,160.18/3,308.16
  6. Step 6: Final answer
    x = 2,873.25

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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.