Home / 2,179.34-3,004.56-1,433.02

Finding the Fourth Proportional to 2,179.34, 3,004.56 and 1,433.02

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Solution

The fourth proportional to 2,179.34, 3,004.56 and 1,433.02 is: 1,975.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,179.34 : 3,004.56 = 1,433.02 : x
  2. Step 2: Convert to fraction form
    2,179.34/3,004.56 = 1,433.02/x
  3. Step 3: Cross multiply
    2,179.34x = 3,004.56 × 1,433.02
  4. Step 4: Simplify right side
    2,179.34x = 4,305,587.06
  5. Step 5: Solve for x
    x = 4,305,587.06/2,179.34
  6. Step 6: Final answer
    x = 1,975.64

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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.