Home / 2,718.03-4,072.48-1,622.70

Finding the Fourth Proportional to 2,718.03, 4,072.48 and 1,622.70

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Solution

The fourth proportional to 2,718.03, 4,072.48 and 1,622.70 is: 2,431.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,718.03 : 4,072.48 = 1,622.70 : x
  2. Step 2: Convert to fraction form
    2,718.03/4,072.48 = 1,622.70/x
  3. Step 3: Cross multiply
    2,718.03x = 4,072.48 × 1,622.70
  4. Step 4: Simplify right side
    2,718.03x = 6,608,430.60
  5. Step 5: Solve for x
    x = 6,608,430.60/2,718.03
  6. Step 6: Final answer
    x = 2,431.33

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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.