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Finding the Fourth Proportional to 4,310, 5,948.62 and 2,447

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Solution

The fourth proportional to 4,310, 5,948.62 and 2,447 is: 3,377.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,310 : 5,948.62 = 2,447 : x
  2. Step 2: Convert to fraction form
    4,310/5,948.62 = 2,447/x
  3. Step 3: Cross multiply
    4,310x = 5,948.62 × 2,447
  4. Step 4: Simplify right side
    4,310x = 14,556,273.14
  5. Step 5: Solve for x
    x = 14,556,273.14/4,310
  6. Step 6: Final answer
    x = 3,377.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.