Home / 5,786.30-8,682.60-3,153.65

Finding the Fourth Proportional to 5,786.30, 8,682.60 and 3,153.65

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Solution

The fourth proportional to 5,786.30, 8,682.60 and 3,153.65 is: 4,732.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,786.30 : 8,682.60 = 3,153.65 : x
  2. Step 2: Convert to fraction form
    5,786.30/8,682.60 = 3,153.65/x
  3. Step 3: Cross multiply
    5,786.30x = 8,682.60 × 3,153.65
  4. Step 4: Simplify right side
    5,786.30x = 27,381,881.49
  5. Step 5: Solve for x
    x = 27,381,881.49/5,786.30
  6. Step 6: Final answer
    x = 4,732.19

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1.5x scale

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.