Home / 6,977.01-9,629.94-3,994.59

Finding the Fourth Proportional to 6,977.01, 9,629.94 and 3,994.59

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Solution

The fourth proportional to 6,977.01, 9,629.94 and 3,994.59 is: 5,513.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,977.01 : 9,629.94 = 3,994.59 : x
  2. Step 2: Convert to fraction form
    6,977.01/9,629.94 = 3,994.59/x
  3. Step 3: Cross multiply
    6,977.01x = 9,629.94 × 3,994.59
  4. Step 4: Simplify right side
    6,977.01x = 38,467,662.02
  5. Step 5: Solve for x
    x = 38,467,662.02/6,977.01
  6. Step 6: Final answer
    x = 5,513.49

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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.