Home / 6,977.98-9,629.26-3,834.28

Finding the Fourth Proportional to 6,977.98, 9,629.26 and 3,834.28

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Solution

The fourth proportional to 6,977.98, 9,629.26 and 3,834.28 is: 5,291.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,977.98 : 9,629.26 = 3,834.28 : x
  2. Step 2: Convert to fraction form
    6,977.98/9,629.26 = 3,834.28/x
  3. Step 3: Cross multiply
    6,977.98x = 9,629.26 × 3,834.28
  4. Step 4: Simplify right side
    6,977.98x = 36,921,279.03
  5. Step 5: Solve for x
    x = 36,921,279.03/6,977.98
  6. Step 6: Final answer
    x = 5,291.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.