Home / 7,524.80-11,293.60-3,371.20

Finding the Fourth Proportional to 7,524.80, 11,293.60 and 3,371.20

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Solution

The fourth proportional to 7,524.80, 11,293.60 and 3,371.20 is: 5,059.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,524.80 : 11,293.60 = 3,371.20 : x
  2. Step 2: Convert to fraction form
    7,524.80/11,293.60 = 3,371.20/x
  3. Step 3: Cross multiply
    7,524.80x = 11,293.60 × 3,371.20
  4. Step 4: Simplify right side
    7,524.80x = 38,072,984.32
  5. Step 5: Solve for x
    x = 38,072,984.32/7,524.80
  6. Step 6: Final answer
    x = 5,059.67

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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.