Home / 2,486.06-3,725.46-2,212.70

Finding the Fourth Proportional to 2,486.06, 3,725.46 and 2,212.70

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Solution

The fourth proportional to 2,486.06, 3,725.46 and 2,212.70 is: 3,315.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,486.06 : 3,725.46 = 2,212.70 : x
  2. Step 2: Convert to fraction form
    2,486.06/3,725.46 = 2,212.70/x
  3. Step 3: Cross multiply
    2,486.06x = 3,725.46 × 2,212.70
  4. Step 4: Simplify right side
    2,486.06x = 8,243,325.34
  5. Step 5: Solve for x
    x = 8,243,325.34/2,486.06
  6. Step 6: Final answer
    x = 3,315.82

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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.