Home / 3,112.57-4,293.94-2,050.06

Finding the Fourth Proportional to 3,112.57, 4,293.94 and 2,050.06

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Solution

The fourth proportional to 3,112.57, 4,293.94 and 2,050.06 is: 2,828.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,112.57 : 4,293.94 = 2,050.06 : x
  2. Step 2: Convert to fraction form
    3,112.57/4,293.94 = 2,050.06/x
  3. Step 3: Cross multiply
    3,112.57x = 4,293.94 × 2,050.06
  4. Step 4: Simplify right side
    3,112.57x = 8,802,834.64
  5. Step 5: Solve for x
    x = 8,802,834.64/3,112.57
  6. Step 6: Final answer
    x = 2,828.16

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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.