Home / 2,107.06-3,160.92-1,716.12

Finding the Fourth Proportional to 2,107.06, 3,160.92 and 1,716.12

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Solution

The fourth proportional to 2,107.06, 3,160.92 and 1,716.12 is: 2,574.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,107.06 : 3,160.92 = 1,716.12 : x
  2. Step 2: Convert to fraction form
    2,107.06/3,160.92 = 1,716.12/x
  3. Step 3: Cross multiply
    2,107.06x = 3,160.92 × 1,716.12
  4. Step 4: Simplify right side
    2,107.06x = 5,424,518.03
  5. Step 5: Solve for x
    x = 5,424,518.03/2,107.06
  6. Step 6: Final answer
    x = 2,574.45

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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.