Home / 6,939.44-9,577.34-3,954.59

Finding the Fourth Proportional to 6,939.44, 9,577.34 and 3,954.59

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Solution

The fourth proportional to 6,939.44, 9,577.34 and 3,954.59 is: 5,457.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,939.44 : 9,577.34 = 3,954.59 : x
  2. Step 2: Convert to fraction form
    6,939.44/9,577.34 = 3,954.59/x
  3. Step 3: Cross multiply
    6,939.44x = 9,577.34 × 3,954.59
  4. Step 4: Simplify right side
    6,939.44x = 37,874,452.99
  5. Step 5: Solve for x
    x = 37,874,452.99/6,939.44
  6. Step 6: Final answer
    x = 5,457.85

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1.5x scale

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.