Home / 6,111.37-9,166.23-1,729.21

Finding the Fourth Proportional to 6,111.37, 9,166.23 and 1,729.21

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Solution

The fourth proportional to 6,111.37, 9,166.23 and 1,729.21 is: 2,593.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,111.37 : 9,166.23 = 1,729.21 : x
  2. Step 2: Convert to fraction form
    6,111.37/9,166.23 = 1,729.21/x
  3. Step 3: Cross multiply
    6,111.37x = 9,166.23 × 1,729.21
  4. Step 4: Simplify right side
    6,111.37x = 15,850,290.75
  5. Step 5: Solve for x
    x = 15,850,290.75/6,111.37
  6. Step 6: Final answer
    x = 2,593.58

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1.5x scale

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.