Home / 8,268.93-12,402.99-3,586.59

Finding the Fourth Proportional to 8,268.93, 12,402.99 and 3,586.59

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Solution

The fourth proportional to 8,268.93, 12,402.99 and 3,586.59 is: 5,379.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,268.93 : 12,402.99 = 3,586.59 : x
  2. Step 2: Convert to fraction form
    8,268.93/12,402.99 = 3,586.59/x
  3. Step 3: Cross multiply
    8,268.93x = 12,402.99 × 3,586.59
  4. Step 4: Simplify right side
    8,268.93x = 44,484,439.90
  5. Step 5: Solve for x
    x = 44,484,439.90/8,268.93
  6. Step 6: Final answer
    x = 5,379.71

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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.