Home / 3,448.06-5,172.08-1,255.89

Finding the Fourth Proportional to 3,448.06, 5,172.08 and 1,255.89

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Solution

The fourth proportional to 3,448.06, 5,172.08 and 1,255.89 is: 1,883.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,448.06 : 5,172.08 = 1,255.89 : x
  2. Step 2: Convert to fraction form
    3,448.06/5,172.08 = 1,255.89/x
  3. Step 3: Cross multiply
    3,448.06x = 5,172.08 × 1,255.89
  4. Step 4: Simplify right side
    3,448.06x = 6,495,563.55
  5. Step 5: Solve for x
    x = 6,495,563.55/3,448.06
  6. Step 6: Final answer
    x = 1,883.83

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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.