Home / 6,865.89-10,299.03-2,705.73

Finding the Fourth Proportional to 6,865.89, 10,299.03 and 2,705.73

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Solution

The fourth proportional to 6,865.89, 10,299.03 and 2,705.73 is: 4,058.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,865.89 : 10,299.03 = 2,705.73 : x
  2. Step 2: Convert to fraction form
    6,865.89/10,299.03 = 2,705.73/x
  3. Step 3: Cross multiply
    6,865.89x = 10,299.03 × 2,705.73
  4. Step 4: Simplify right side
    6,865.89x = 27,866,394.44
  5. Step 5: Solve for x
    x = 27,866,394.44/6,865.89
  6. Step 6: Final answer
    x = 4,058.67

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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.