Home / 3,643.26-5,027.44-2,151.10

Finding the Fourth Proportional to 3,643.26, 5,027.44 and 2,151.10

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Solution

The fourth proportional to 3,643.26, 5,027.44 and 2,151.10 is: 2,968.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,643.26 : 5,027.44 = 2,151.10 : x
  2. Step 2: Convert to fraction form
    3,643.26/5,027.44 = 2,151.10/x
  3. Step 3: Cross multiply
    3,643.26x = 5,027.44 × 2,151.10
  4. Step 4: Simplify right side
    3,643.26x = 10,814,526.18
  5. Step 5: Solve for x
    x = 10,814,526.18/3,643.26
  6. Step 6: Final answer
    x = 2,968.37

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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.