Home / 2,838.88-4,258.64-1,195.12

Finding the Fourth Proportional to 2,838.88, 4,258.64 and 1,195.12

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Solution

The fourth proportional to 2,838.88, 4,258.64 and 1,195.12 is: 1,792.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,838.88 : 4,258.64 = 1,195.12 : x
  2. Step 2: Convert to fraction form
    2,838.88/4,258.64 = 1,195.12/x
  3. Step 3: Cross multiply
    2,838.88x = 4,258.64 × 1,195.12
  4. Step 4: Simplify right side
    2,838.88x = 5,089,585.84
  5. Step 5: Solve for x
    x = 5,089,585.84/2,838.88
  6. Step 6: Final answer
    x = 1,792.81

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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.