Home / 2,999.33-4,132.32-2,212.01

Finding the Fourth Proportional to 2,999.33, 4,132.32 and 2,212.01

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Solution

The fourth proportional to 2,999.33, 4,132.32 and 2,212.01 is: 3,047.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,999.33 : 4,132.32 = 2,212.01 : x
  2. Step 2: Convert to fraction form
    2,999.33/4,132.32 = 2,212.01/x
  3. Step 3: Cross multiply
    2,999.33x = 4,132.32 × 2,212.01
  4. Step 4: Simplify right side
    2,999.33x = 9,140,733.16
  5. Step 5: Solve for x
    x = 9,140,733.16/2,999.33
  6. Step 6: Final answer
    x = 3,047.59

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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.