Home / 3,236.45-4,466.49-1,839.20

Finding the Fourth Proportional to 3,236.45, 4,466.49 and 1,839.20

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Solution

The fourth proportional to 3,236.45, 4,466.49 and 1,839.20 is: 2,538.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,236.45 : 4,466.49 = 1,839.20 : x
  2. Step 2: Convert to fraction form
    3,236.45/4,466.49 = 1,839.20/x
  3. Step 3: Cross multiply
    3,236.45x = 4,466.49 × 1,839.20
  4. Step 4: Simplify right side
    3,236.45x = 8,214,746.08
  5. Step 5: Solve for x
    x = 8,214,746.08/3,236.45
  6. Step 6: Final answer
    x = 2,538.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.