Home / 3,184.52-4,394.70-1,787.36

Finding the Fourth Proportional to 3,184.52, 4,394.70 and 1,787.36

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Solution

The fourth proportional to 3,184.52, 4,394.70 and 1,787.36 is: 2,466.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,184.52 : 4,394.70 = 1,787.36 : x
  2. Step 2: Convert to fraction form
    3,184.52/4,394.70 = 1,787.36/x
  3. Step 3: Cross multiply
    3,184.52x = 4,394.70 × 1,787.36
  4. Step 4: Simplify right side
    3,184.52x = 7,854,910.99
  5. Step 5: Solve for x
    x = 7,854,910.99/3,184.52
  6. Step 6: Final answer
    x = 2,466.59

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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.