Home / 7,207.50-10,811.28-2,013.54

Finding the Fourth Proportional to 7,207.50, 10,811.28 and 2,013.54

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Solution

The fourth proportional to 7,207.50, 10,811.28 and 2,013.54 is: 3,020.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,207.50 : 10,811.28 = 2,013.54 : x
  2. Step 2: Convert to fraction form
    7,207.50/10,811.28 = 2,013.54/x
  3. Step 3: Cross multiply
    7,207.50x = 10,811.28 × 2,013.54
  4. Step 4: Simplify right side
    7,207.50x = 21,768,944.73
  5. Step 5: Solve for x
    x = 21,768,944.73/7,207.50
  6. Step 6: Final answer
    x = 3,020.32

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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.