Home / 4,478.50-6,717.95-1,704.56

Finding the Fourth Proportional to 4,478.50, 6,717.95 and 1,704.56

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Solution

The fourth proportional to 4,478.50, 6,717.95 and 1,704.56 is: 2,556.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,478.50 : 6,717.95 = 1,704.56 : x
  2. Step 2: Convert to fraction form
    4,478.50/6,717.95 = 1,704.56/x
  3. Step 3: Cross multiply
    4,478.50x = 6,717.95 × 1,704.56
  4. Step 4: Simplify right side
    4,478.50x = 11,451,119.52
  5. Step 5: Solve for x
    x = 11,451,119.52/4,478.50
  6. Step 6: Final answer
    x = 2,556.91

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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.