Home / 6,109.10-9,164.88-2,213.21

Finding the Fourth Proportional to 6,109.10, 9,164.88 and 2,213.21

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Solution

The fourth proportional to 6,109.10, 9,164.88 and 2,213.21 is: 3,320.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,109.10 : 9,164.88 = 2,213.21 : x
  2. Step 2: Convert to fraction form
    6,109.10/9,164.88 = 2,213.21/x
  3. Step 3: Cross multiply
    6,109.10x = 9,164.88 × 2,213.21
  4. Step 4: Simplify right side
    6,109.10x = 20,283,804.06
  5. Step 5: Solve for x
    x = 20,283,804.06/6,109.10
  6. Step 6: Final answer
    x = 3,320.26

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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.