Home / 2,015.19-3,035.49-1,892.18

Finding the Fourth Proportional to 2,015.19, 3,035.49 and 1,892.18

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Solution

The fourth proportional to 2,015.19, 3,035.49 and 1,892.18 is: 2,850.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,015.19 : 3,035.49 = 1,892.18 : x
  2. Step 2: Convert to fraction form
    2,015.19/3,035.49 = 1,892.18/x
  3. Step 3: Cross multiply
    2,015.19x = 3,035.49 × 1,892.18
  4. Step 4: Simplify right side
    2,015.19x = 5,743,678.29
  5. Step 5: Solve for x
    x = 5,743,678.29/2,015.19
  6. Step 6: Final answer
    x = 2,850.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.