Home / 9,107.35-13,653.66-3,838.96

Finding the Fourth Proportional to 9,107.35, 13,653.66 and 3,838.96

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Solution

The fourth proportional to 9,107.35, 13,653.66 and 3,838.96 is: 5,755.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,107.35 : 13,653.66 = 3,838.96 : x
  2. Step 2: Convert to fraction form
    9,107.35/13,653.66 = 3,838.96/x
  3. Step 3: Cross multiply
    9,107.35x = 13,653.66 × 3,838.96
  4. Step 4: Simplify right side
    9,107.35x = 52,415,886.06
  5. Step 5: Solve for x
    x = 52,415,886.06/9,107.35
  6. Step 6: Final answer
    x = 5,755.34

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1.5x scale

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.