Home / 9,327.35-13,991.40-3,706.09

Finding the Fourth Proportional to 9,327.35, 13,991.40 and 3,706.09

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Solution

The fourth proportional to 9,327.35, 13,991.40 and 3,706.09 is: 5,559.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,327.35 : 13,991.40 = 3,706.09 : x
  2. Step 2: Convert to fraction form
    9,327.35/13,991.40 = 3,706.09/x
  3. Step 3: Cross multiply
    9,327.35x = 13,991.40 × 3,706.09
  4. Step 4: Simplify right side
    9,327.35x = 51,853,352.65
  5. Step 5: Solve for x
    x = 51,853,352.65/9,327.35
  6. Step 6: Final answer
    x = 5,559.28

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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.