Home / 11,586.30-17,380.79-4,194.24

Finding the Fourth Proportional to 11,586.30, 17,380.79 and 4,194.24

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Solution

The fourth proportional to 11,586.30, 17,380.79 and 4,194.24 is: 6,291.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,586.30 : 17,380.79 = 4,194.24 : x
  2. Step 2: Convert to fraction form
    11,586.30/17,380.79 = 4,194.24/x
  3. Step 3: Cross multiply
    11,586.30x = 17,380.79 × 4,194.24
  4. Step 4: Simplify right side
    11,586.30x = 72,899,204.65
  5. Step 5: Solve for x
    x = 72,899,204.65/11,586.30
  6. Step 6: Final answer
    x = 6,291.85

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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.