Home / 9,128.94-13,693.77-2,554.62

Finding the Fourth Proportional to 9,128.94, 13,693.77 and 2,554.62

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Solution

The fourth proportional to 9,128.94, 13,693.77 and 2,554.62 is: 3,832.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,128.94 : 13,693.77 = 2,554.62 : x
  2. Step 2: Convert to fraction form
    9,128.94/13,693.77 = 2,554.62/x
  3. Step 3: Cross multiply
    9,128.94x = 13,693.77 × 2,554.62
  4. Step 4: Simplify right side
    9,128.94x = 34,982,378.72
  5. Step 5: Solve for x
    x = 34,982,378.72/9,128.94
  6. Step 6: Final answer
    x = 3,832.03

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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.