Home / 2,792.23-4,188.23-1,148.73

Finding the Fourth Proportional to 2,792.23, 4,188.23 and 1,148.73

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Solution

The fourth proportional to 2,792.23, 4,188.23 and 1,148.73 is: 1,723.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,792.23 : 4,188.23 = 1,148.73 : x
  2. Step 2: Convert to fraction form
    2,792.23/4,188.23 = 1,148.73/x
  3. Step 3: Cross multiply
    2,792.23x = 4,188.23 × 1,148.73
  4. Step 4: Simplify right side
    2,792.23x = 4,811,145.45
  5. Step 5: Solve for x
    x = 4,811,145.45/2,792.23
  6. Step 6: Final answer
    x = 1,723.05

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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.