Home / 4,112.24-6,168.90-2,164.56

Finding the Fourth Proportional to 4,112.24, 6,168.90 and 2,164.56

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Solution

The fourth proportional to 4,112.24, 6,168.90 and 2,164.56 is: 3,247.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,112.24 : 6,168.90 = 2,164.56 : x
  2. Step 2: Convert to fraction form
    4,112.24/6,168.90 = 2,164.56/x
  3. Step 3: Cross multiply
    4,112.24x = 6,168.90 × 2,164.56
  4. Step 4: Simplify right side
    4,112.24x = 13,352,954.18
  5. Step 5: Solve for x
    x = 13,352,954.18/4,112.24
  6. Step 6: Final answer
    x = 3,247.12

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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.