Home / 4,370.78-6,556.98-3,974.64

Finding the Fourth Proportional to 4,370.78, 6,556.98 and 3,974.64

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Solution

The fourth proportional to 4,370.78, 6,556.98 and 3,974.64 is: 5,962.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,370.78 : 6,556.98 = 3,974.64 : x
  2. Step 2: Convert to fraction form
    4,370.78/6,556.98 = 3,974.64/x
  3. Step 3: Cross multiply
    4,370.78x = 6,556.98 × 3,974.64
  4. Step 4: Simplify right side
    4,370.78x = 26,061,634.99
  5. Step 5: Solve for x
    x = 26,061,634.99/4,370.78
  6. Step 6: Final answer
    x = 5,962.70

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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.