Home / 2,975.96-4,455.62-2,243.24

Finding the Fourth Proportional to 2,975.96, 4,455.62 and 2,243.24

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Solution

The fourth proportional to 2,975.96, 4,455.62 and 2,243.24 is: 3,358.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,975.96 : 4,455.62 = 2,243.24 : x
  2. Step 2: Convert to fraction form
    2,975.96/4,455.62 = 2,243.24/x
  3. Step 3: Cross multiply
    2,975.96x = 4,455.62 × 2,243.24
  4. Step 4: Simplify right side
    2,975.96x = 9,995,025.01
  5. Step 5: Solve for x
    x = 9,995,025.01/2,975.96
  6. Step 6: Final answer
    x = 3,358.59

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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.