Home / 3,051.35-4,570.61-1,940.20

Finding the Fourth Proportional to 3,051.35, 4,570.61 and 1,940.20

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Solution

The fourth proportional to 3,051.35, 4,570.61 and 1,940.20 is: 2,906.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,051.35 : 4,570.61 = 1,940.20 : x
  2. Step 2: Convert to fraction form
    3,051.35/4,570.61 = 1,940.20/x
  3. Step 3: Cross multiply
    3,051.35x = 4,570.61 × 1,940.20
  4. Step 4: Simplify right side
    3,051.35x = 8,867,876.39
  5. Step 5: Solve for x
    x = 8,867,876.39/3,051.35
  6. Step 6: Final answer
    x = 2,906.22

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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.