Home / 3,829.26-5,285.70-2,257.26

Finding the Fourth Proportional to 3,829.26, 5,285.70 and 2,257.26

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Solution

The fourth proportional to 3,829.26, 5,285.70 and 2,257.26 is: 3,115.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,829.26 : 5,285.70 = 2,257.26 : x
  2. Step 2: Convert to fraction form
    3,829.26/5,285.70 = 2,257.26/x
  3. Step 3: Cross multiply
    3,829.26x = 5,285.70 × 2,257.26
  4. Step 4: Simplify right side
    3,829.26x = 11,931,199.18
  5. Step 5: Solve for x
    x = 11,931,199.18/3,829.26
  6. Step 6: Final answer
    x = 3,115.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.