Home / 11,586.90-17,379.24-3,266.79

Finding the Fourth Proportional to 11,586.90, 17,379.24 and 3,266.79

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Solution

The fourth proportional to 11,586.90, 17,379.24 and 3,266.79 is: 4,899.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,586.90 : 17,379.24 = 3,266.79 : x
  2. Step 2: Convert to fraction form
    11,586.90/17,379.24 = 3,266.79/x
  3. Step 3: Cross multiply
    11,586.90x = 17,379.24 × 3,266.79
  4. Step 4: Simplify right side
    11,586.90x = 56,774,327.44
  5. Step 5: Solve for x
    x = 56,774,327.44/11,586.90
  6. Step 6: Final answer
    x = 4,899.87

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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.