Home / 5,814.18-8,723.26-2,116.70

Finding the Fourth Proportional to 5,814.18, 8,723.26 and 2,116.70

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Solution

The fourth proportional to 5,814.18, 8,723.26 and 2,116.70 is: 3,175.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,814.18 : 8,723.26 = 2,116.70 : x
  2. Step 2: Convert to fraction form
    5,814.18/8,723.26 = 2,116.70/x
  3. Step 3: Cross multiply
    5,814.18x = 8,723.26 × 2,116.70
  4. Step 4: Simplify right side
    5,814.18x = 18,464,524.44
  5. Step 5: Solve for x
    x = 18,464,524.44/5,814.18
  6. Step 6: Final answer
    x = 3,175.77

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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.