Home / 6,858.87-10,283.67-2,177.43

Finding the Fourth Proportional to 6,858.87, 10,283.67 and 2,177.43

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Solution

The fourth proportional to 6,858.87, 10,283.67 and 2,177.43 is: 3,264.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,858.87 : 10,283.67 = 2,177.43 : x
  2. Step 2: Convert to fraction form
    6,858.87/10,283.67 = 2,177.43/x
  3. Step 3: Cross multiply
    6,858.87x = 10,283.67 × 2,177.43
  4. Step 4: Simplify right side
    6,858.87x = 22,391,971.57
  5. Step 5: Solve for x
    x = 22,391,971.57/6,858.87
  6. Step 6: Final answer
    x = 3,264.67

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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.