Home / 3,448.22-5,172.35-2,839.50

Finding the Fourth Proportional to 3,448.22, 5,172.35 and 2,839.50

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Solution

The fourth proportional to 3,448.22, 5,172.35 and 2,839.50 is: 4,259.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,448.22 : 5,172.35 = 2,839.50 : x
  2. Step 2: Convert to fraction form
    3,448.22/5,172.35 = 2,839.50/x
  3. Step 3: Cross multiply
    3,448.22x = 5,172.35 × 2,839.50
  4. Step 4: Simplify right side
    3,448.22x = 14,686,873.63
  5. Step 5: Solve for x
    x = 14,686,873.63/3,448.22
  6. Step 6: Final answer
    x = 4,259.27

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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.