Home / 2,193.88-3,027.60-1,199.17

Finding the Fourth Proportional to 2,193.88, 3,027.60 and 1,199.17

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Solution

The fourth proportional to 2,193.88, 3,027.60 and 1,199.17 is: 1,654.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,193.88 : 3,027.60 = 1,199.17 : x
  2. Step 2: Convert to fraction form
    2,193.88/3,027.60 = 1,199.17/x
  3. Step 3: Cross multiply
    2,193.88x = 3,027.60 × 1,199.17
  4. Step 4: Simplify right side
    2,193.88x = 3,630,607.09
  5. Step 5: Solve for x
    x = 3,630,607.09/2,193.88
  6. Step 6: Final answer
    x = 1,654.88

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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.