Home / 3,955.23-5,943.63-2,107.68

Finding the Fourth Proportional to 3,955.23, 5,943.63 and 2,107.68

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Solution

The fourth proportional to 3,955.23, 5,943.63 and 2,107.68 is: 3,167.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,955.23 : 5,943.63 = 2,107.68 : x
  2. Step 2: Convert to fraction form
    3,955.23/5,943.63 = 2,107.68/x
  3. Step 3: Cross multiply
    3,955.23x = 5,943.63 × 2,107.68
  4. Step 4: Simplify right side
    3,955.23x = 12,527,270.08
  5. Step 5: Solve for x
    x = 12,527,270.08/3,955.23
  6. Step 6: Final answer
    x = 3,167.27

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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.