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Finding the Fourth Proportional to 2,414.55, 3,622.45 and 683.17

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Solution

The fourth proportional to 2,414.55, 3,622.45 and 683.17 is: 1,024.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,414.55 : 3,622.45 = 683.17 : x
  2. Step 2: Convert to fraction form
    2,414.55/3,622.45 = 683.17/x
  3. Step 3: Cross multiply
    2,414.55x = 3,622.45 × 683.17
  4. Step 4: Simplify right side
    2,414.55x = 2,474,749.17
  5. Step 5: Solve for x
    x = 2,474,749.17/2,414.55
  6. Step 6: Final answer
    x = 1,024.93

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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.