Home / 6,161.06-8,509.56-4,168.16

Finding the Fourth Proportional to 6,161.06, 8,509.56 and 4,168.16

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Solution

The fourth proportional to 6,161.06, 8,509.56 and 4,168.16 is: 5,756.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,161.06 : 8,509.56 = 4,168.16 : x
  2. Step 2: Convert to fraction form
    6,161.06/8,509.56 = 4,168.16/x
  3. Step 3: Cross multiply
    6,161.06x = 8,509.56 × 4,168.16
  4. Step 4: Simplify right side
    6,161.06x = 35,469,181.34
  5. Step 5: Solve for x
    x = 35,469,181.34/6,161.06
  6. Step 6: Final answer
    x = 5,756.99

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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.