Home / 2,107.96-2,902.38-1,792.60

Finding the Fourth Proportional to 2,107.96, 2,902.38 and 1,792.60

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Solution

The fourth proportional to 2,107.96, 2,902.38 and 1,792.60 is: 2,468.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,107.96 : 2,902.38 = 1,792.60 : x
  2. Step 2: Convert to fraction form
    2,107.96/2,902.38 = 1,792.60/x
  3. Step 3: Cross multiply
    2,107.96x = 2,902.38 × 1,792.60
  4. Step 4: Simplify right side
    2,107.96x = 5,202,806.39
  5. Step 5: Solve for x
    x = 5,202,806.39/2,107.96
  6. Step 6: Final answer
    x = 2,468.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.