Home / 3,188.73-4,783.09-1,241.38

Finding the Fourth Proportional to 3,188.73, 4,783.09 and 1,241.38

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Solution

The fourth proportional to 3,188.73, 4,783.09 and 1,241.38 is: 1,862.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,188.73 : 4,783.09 = 1,241.38 : x
  2. Step 2: Convert to fraction form
    3,188.73/4,783.09 = 1,241.38/x
  3. Step 3: Cross multiply
    3,188.73x = 4,783.09 × 1,241.38
  4. Step 4: Simplify right side
    3,188.73x = 5,937,654.41
  5. Step 5: Solve for x
    x = 5,937,654.41/3,188.73
  6. Step 6: Final answer
    x = 1,862.08

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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.