Home / 8,694.30-13,043.49-3,765.36

Finding the Fourth Proportional to 8,694.30, 13,043.49 and 3,765.36

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Solution

The fourth proportional to 8,694.30, 13,043.49 and 3,765.36 is: 5,648.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,694.30 : 13,043.49 = 3,765.36 : x
  2. Step 2: Convert to fraction form
    8,694.30/13,043.49 = 3,765.36/x
  3. Step 3: Cross multiply
    8,694.30x = 13,043.49 × 3,765.36
  4. Step 4: Simplify right side
    8,694.30x = 49,113,435.51
  5. Step 5: Solve for x
    x = 49,113,435.51/8,694.30
  6. Step 6: Final answer
    x = 5,648.92

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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.