Home / 3,874.26-5,814.27-2,146.26

Finding the Fourth Proportional to 3,874.26, 5,814.27 and 2,146.26

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Solution

The fourth proportional to 3,874.26, 5,814.27 and 2,146.26 is: 3,220.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,874.26 : 5,814.27 = 2,146.26 : x
  2. Step 2: Convert to fraction form
    3,874.26/5,814.27 = 2,146.26/x
  3. Step 3: Cross multiply
    3,874.26x = 5,814.27 × 2,146.26
  4. Step 4: Simplify right side
    3,874.26x = 12,478,935.13
  5. Step 5: Solve for x
    x = 12,478,935.13/3,874.26
  6. Step 6: Final answer
    x = 3,220.99

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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.