Home / 3,236.35-4,466.25-1,977.43

Finding the Fourth Proportional to 3,236.35, 4,466.25 and 1,977.43

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Solution

The fourth proportional to 3,236.35, 4,466.25 and 1,977.43 is: 2,728.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,236.35 : 4,466.25 = 1,977.43 : x
  2. Step 2: Convert to fraction form
    3,236.35/4,466.25 = 1,977.43/x
  3. Step 3: Cross multiply
    3,236.35x = 4,466.25 × 1,977.43
  4. Step 4: Simplify right side
    3,236.35x = 8,831,696.74
  5. Step 5: Solve for x
    x = 8,831,696.74/3,236.35
  6. Step 6: Final answer
    x = 2,728.91

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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.