Home / 7,365.42-11,049.06-2,171.40

Finding the Fourth Proportional to 7,365.42, 11,049.06 and 2,171.40

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Solution

The fourth proportional to 7,365.42, 11,049.06 and 2,171.40 is: 3,257.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,365.42 : 11,049.06 = 2,171.40 : x
  2. Step 2: Convert to fraction form
    7,365.42/11,049.06 = 2,171.40/x
  3. Step 3: Cross multiply
    7,365.42x = 11,049.06 × 2,171.40
  4. Step 4: Simplify right side
    7,365.42x = 23,991,928.88
  5. Step 5: Solve for x
    x = 23,991,928.88/7,365.42
  6. Step 6: Final answer
    x = 3,257.37

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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.