Home / 2,861.97-4,293.78-1,401.93

Finding the Fourth Proportional to 2,861.97, 4,293.78 and 1,401.93

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Solution

The fourth proportional to 2,861.97, 4,293.78 and 1,401.93 is: 2,103.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,861.97 : 4,293.78 = 1,401.93 : x
  2. Step 2: Convert to fraction form
    2,861.97/4,293.78 = 1,401.93/x
  3. Step 3: Cross multiply
    2,861.97x = 4,293.78 × 1,401.93
  4. Step 4: Simplify right side
    2,861.97x = 6,019,579.00
  5. Step 5: Solve for x
    x = 6,019,579.00/2,861.97
  6. Step 6: Final answer
    x = 2,103.30

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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.