Home / 3,951.23-5,453.91-2,458.26

Finding the Fourth Proportional to 3,951.23, 5,453.91 and 2,458.26

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Solution

The fourth proportional to 3,951.23, 5,453.91 and 2,458.26 is: 3,393.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,951.23 : 5,453.91 = 2,458.26 : x
  2. Step 2: Convert to fraction form
    3,951.23/5,453.91 = 2,458.26/x
  3. Step 3: Cross multiply
    3,951.23x = 5,453.91 × 2,458.26
  4. Step 4: Simplify right side
    3,951.23x = 13,407,128.80
  5. Step 5: Solve for x
    x = 13,407,128.80/3,951.23
  6. Step 6: Final answer
    x = 3,393.16

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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.