Home / 2,173.97-3,000.08-1,179.25

Finding the Fourth Proportional to 2,173.97, 3,000.08 and 1,179.25

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Solution

The fourth proportional to 2,173.97, 3,000.08 and 1,179.25 is: 1,627.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,173.97 : 3,000.08 = 1,179.25 : x
  2. Step 2: Convert to fraction form
    2,173.97/3,000.08 = 1,179.25/x
  3. Step 3: Cross multiply
    2,173.97x = 3,000.08 × 1,179.25
  4. Step 4: Simplify right side
    2,173.97x = 3,537,844.34
  5. Step 5: Solve for x
    x = 3,537,844.34/2,173.97
  6. Step 6: Final answer
    x = 1,627.37

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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.