Home / 3,647.51-5,471.26-2,480.37

Finding the Fourth Proportional to 3,647.51, 5,471.26 and 2,480.37

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Solution

The fourth proportional to 3,647.51, 5,471.26 and 2,480.37 is: 3,720.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,647.51 : 5,471.26 = 2,480.37 : x
  2. Step 2: Convert to fraction form
    3,647.51/5,471.26 = 2,480.37/x
  3. Step 3: Cross multiply
    3,647.51x = 5,471.26 × 2,480.37
  4. Step 4: Simplify right side
    3,647.51x = 13,570,722.09
  5. Step 5: Solve for x
    x = 13,570,722.09/3,647.51
  6. Step 6: Final answer
    x = 3,720.55

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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.