Home / 6,954.22-9,595.98-4,121.68

Finding the Fourth Proportional to 6,954.22, 9,595.98 and 4,121.68

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Solution

The fourth proportional to 6,954.22, 9,595.98 and 4,121.68 is: 5,687.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,954.22 : 9,595.98 = 4,121.68 : x
  2. Step 2: Convert to fraction form
    6,954.22/9,595.98 = 4,121.68/x
  3. Step 3: Cross multiply
    6,954.22x = 9,595.98 × 4,121.68
  4. Step 4: Simplify right side
    6,954.22x = 39,551,558.85
  5. Step 5: Solve for x
    x = 39,551,558.85/6,954.22
  6. Step 6: Final answer
    x = 5,687.42

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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.