Home / 2,723.43-3,756.90-2,059.12

Finding the Fourth Proportional to 2,723.43, 3,756.90 and 2,059.12

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Solution

The fourth proportional to 2,723.43, 3,756.90 and 2,059.12 is: 2,840.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,723.43 : 3,756.90 = 2,059.12 : x
  2. Step 2: Convert to fraction form
    2,723.43/3,756.90 = 2,059.12/x
  3. Step 3: Cross multiply
    2,723.43x = 3,756.90 × 2,059.12
  4. Step 4: Simplify right side
    2,723.43x = 7,735,907.93
  5. Step 5: Solve for x
    x = 7,735,907.93/2,723.43
  6. Step 6: Final answer
    x = 2,840.50

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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.