Home / 5,908.72-8,153.78-3,389.04

Finding the Fourth Proportional to 5,908.72, 8,153.78 and 3,389.04

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Solution

The fourth proportional to 5,908.72, 8,153.78 and 3,389.04 is: 4,676.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,908.72 : 8,153.78 = 3,389.04 : x
  2. Step 2: Convert to fraction form
    5,908.72/8,153.78 = 3,389.04/x
  3. Step 3: Cross multiply
    5,908.72x = 8,153.78 × 3,389.04
  4. Step 4: Simplify right side
    5,908.72x = 27,633,486.57
  5. Step 5: Solve for x
    x = 27,633,486.57/5,908.72
  6. Step 6: Final answer
    x = 4,676.73

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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.