Home / 2,273.12-3,406.68-2,206.64

Finding the Fourth Proportional to 2,273.12, 3,406.68 and 2,206.64

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Solution

The fourth proportional to 2,273.12, 3,406.68 and 2,206.64 is: 3,307.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,273.12 : 3,406.68 = 2,206.64 : x
  2. Step 2: Convert to fraction form
    2,273.12/3,406.68 = 2,206.64/x
  3. Step 3: Cross multiply
    2,273.12x = 3,406.68 × 2,206.64
  4. Step 4: Simplify right side
    2,273.12x = 7,517,316.36
  5. Step 5: Solve for x
    x = 7,517,316.36/2,273.12
  6. Step 6: Final answer
    x = 3,307.05

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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.