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Finding the Fourth Proportional to 2,293.91, 3,440.86 and 562.54

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Solution

The fourth proportional to 2,293.91, 3,440.86 and 562.54 is: 843.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,293.91 : 3,440.86 = 562.54 : x
  2. Step 2: Convert to fraction form
    2,293.91/3,440.86 = 562.54/x
  3. Step 3: Cross multiply
    2,293.91x = 3,440.86 × 562.54
  4. Step 4: Simplify right side
    2,293.91x = 1,935,604.18
  5. Step 5: Solve for x
    x = 1,935,604.18/2,293.91
  6. Step 6: Final answer
    x = 843.80

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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.