Home / 2,016.90-3,025.35-1,895.40

Finding the Fourth Proportional to 2,016.90, 3,025.35 and 1,895.40

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Solution

The fourth proportional to 2,016.90, 3,025.35 and 1,895.40 is: 2,843.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,016.90 : 3,025.35 = 1,895.40 : x
  2. Step 2: Convert to fraction form
    2,016.90/3,025.35 = 1,895.40/x
  3. Step 3: Cross multiply
    2,016.90x = 3,025.35 × 1,895.40
  4. Step 4: Simplify right side
    2,016.90x = 5,734,248.39
  5. Step 5: Solve for x
    x = 5,734,248.39/2,016.90
  6. Step 6: Final answer
    x = 2,843.10

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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.