Home / 5,922.07-8,172.89-3,404.79

Finding the Fourth Proportional to 5,922.07, 8,172.89 and 3,404.79

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Solution

The fourth proportional to 5,922.07, 8,172.89 and 3,404.79 is: 4,698.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,922.07 : 8,172.89 = 3,404.79 : x
  2. Step 2: Convert to fraction form
    5,922.07/8,172.89 = 3,404.79/x
  3. Step 3: Cross multiply
    5,922.07x = 8,172.89 × 3,404.79
  4. Step 4: Simplify right side
    5,922.07x = 27,826,916.25
  5. Step 5: Solve for x
    x = 27,826,916.25/5,922.07
  6. Step 6: Final answer
    x = 4,698.85

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1.5x scale

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.