Home / 2,842.96-4,263.92-1,200.66

Finding the Fourth Proportional to 2,842.96, 4,263.92 and 1,200.66

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Solution

The fourth proportional to 2,842.96, 4,263.92 and 1,200.66 is: 1,800.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,842.96 : 4,263.92 = 1,200.66 : x
  2. Step 2: Convert to fraction form
    2,842.96/4,263.92 = 1,200.66/x
  3. Step 3: Cross multiply
    2,842.96x = 4,263.92 × 1,200.66
  4. Step 4: Simplify right side
    2,842.96x = 5,119,490.86
  5. Step 5: Solve for x
    x = 5,119,490.86/2,842.96
  6. Step 6: Final answer
    x = 1,800.76

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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.