Home / 2,838.73-4,258.08-1,107.36

Finding the Fourth Proportional to 2,838.73, 4,258.08 and 1,107.36

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Solution

The fourth proportional to 2,838.73, 4,258.08 and 1,107.36 is: 1,661.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,838.73 : 4,258.08 = 1,107.36 : x
  2. Step 2: Convert to fraction form
    2,838.73/4,258.08 = 1,107.36/x
  3. Step 3: Cross multiply
    2,838.73x = 4,258.08 × 1,107.36
  4. Step 4: Simplify right side
    2,838.73x = 4,715,223.04
  5. Step 5: Solve for x
    x = 4,715,223.04/2,838.73
  6. Step 6: Final answer
    x = 1,661.03

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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.