Home / 5,781.24-8,670.42-2,269.62

Finding the Fourth Proportional to 5,781.24, 8,670.42 and 2,269.62

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Solution

The fourth proportional to 5,781.24, 8,670.42 and 2,269.62 is: 3,403.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,781.24 : 8,670.42 = 2,269.62 : x
  2. Step 2: Convert to fraction form
    5,781.24/8,670.42 = 2,269.62/x
  3. Step 3: Cross multiply
    5,781.24x = 8,670.42 × 2,269.62
  4. Step 4: Simplify right side
    5,781.24x = 19,678,558.64
  5. Step 5: Solve for x
    x = 19,678,558.64/5,781.24
  6. Step 6: Final answer
    x = 3,403.86

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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.