Home / 3,948.46-5,913.78-2,302.54

Finding the Fourth Proportional to 3,948.46, 5,913.78 and 2,302.54

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Solution

The fourth proportional to 3,948.46, 5,913.78 and 2,302.54 is: 3,448.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,948.46 : 5,913.78 = 2,302.54 : x
  2. Step 2: Convert to fraction form
    3,948.46/5,913.78 = 2,302.54/x
  3. Step 3: Cross multiply
    3,948.46x = 5,913.78 × 2,302.54
  4. Step 4: Simplify right side
    3,948.46x = 13,616,715.00
  5. Step 5: Solve for x
    x = 13,616,715.00/3,948.46
  6. Step 6: Final answer
    x = 3,448.61

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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.