Home / 2,016.46-3,025.40-630.15

Finding the Fourth Proportional to 2,016.46, 3,025.40 and 630.15

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Solution

The fourth proportional to 2,016.46, 3,025.40 and 630.15 is: 945.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,016.46 : 3,025.40 = 630.15 : x
  2. Step 2: Convert to fraction form
    2,016.46/3,025.40 = 630.15/x
  3. Step 3: Cross multiply
    2,016.46x = 3,025.40 × 630.15
  4. Step 4: Simplify right side
    2,016.46x = 1,906,444.86
  5. Step 5: Solve for x
    x = 1,906,444.86/2,016.46
  6. Step 6: Final answer
    x = 945.44

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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.