Home / 3,838.25-5,295.26-2,580.12

Finding the Fourth Proportional to 3,838.25, 5,295.26 and 2,580.12

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Solution

The fourth proportional to 3,838.25, 5,295.26 and 2,580.12 is: 3,559.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,838.25 : 5,295.26 = 2,580.12 : x
  2. Step 2: Convert to fraction form
    3,838.25/5,295.26 = 2,580.12/x
  3. Step 3: Cross multiply
    3,838.25x = 5,295.26 × 2,580.12
  4. Step 4: Simplify right side
    3,838.25x = 13,662,412.68
  5. Step 5: Solve for x
    x = 13,662,412.68/3,838.25
  6. Step 6: Final answer
    x = 3,559.54

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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.