Home / 9,086.98-13,640.20-7,376.26

Finding the Fourth Proportional to 9,086.98, 13,640.20 and 7,376.26

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Solution

The fourth proportional to 9,086.98, 13,640.20 and 7,376.26 is: 11,072.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,086.98 : 13,640.20 = 7,376.26 : x
  2. Step 2: Convert to fraction form
    9,086.98/13,640.20 = 7,376.26/x
  3. Step 3: Cross multiply
    9,086.98x = 13,640.20 × 7,376.26
  4. Step 4: Simplify right side
    9,086.98x = 100,613,661.65
  5. Step 5: Solve for x
    x = 100,613,661.65/9,086.98
  6. Step 6: Final answer
    x = 11,072.29

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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.