Home / 3,190.01-4,783.19-1,892.39

Finding the Fourth Proportional to 3,190.01, 4,783.19 and 1,892.39

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Solution

The fourth proportional to 3,190.01, 4,783.19 and 1,892.39 is: 2,837.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,190.01 : 4,783.19 = 1,892.39 : x
  2. Step 2: Convert to fraction form
    3,190.01/4,783.19 = 1,892.39/x
  3. Step 3: Cross multiply
    3,190.01x = 4,783.19 × 1,892.39
  4. Step 4: Simplify right side
    3,190.01x = 9,051,627.55
  5. Step 5: Solve for x
    x = 9,051,627.55/3,190.01
  6. Step 6: Final answer
    x = 2,837.50

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1.5x scale

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.