Home / 4,172.04-6,258.60-1,863

Finding the Fourth Proportional to 4,172.04, 6,258.60 and 1,863

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Solution

The fourth proportional to 4,172.04, 6,258.60 and 1,863 is: 2,794.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,172.04 : 6,258.60 = 1,863 : x
  2. Step 2: Convert to fraction form
    4,172.04/6,258.60 = 1,863/x
  3. Step 3: Cross multiply
    4,172.04x = 6,258.60 × 1,863
  4. Step 4: Simplify right side
    4,172.04x = 11,659,771.80
  5. Step 5: Solve for x
    x = 11,659,771.80/4,172.04
  6. Step 6: Final answer
    x = 2,794.74

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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.