Home / 3,039.47-4,191.45-2,241.45

Finding the Fourth Proportional to 3,039.47, 4,191.45 and 2,241.45

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Solution

The fourth proportional to 3,039.47, 4,191.45 and 2,241.45 is: 3,090.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,039.47 : 4,191.45 = 2,241.45 : x
  2. Step 2: Convert to fraction form
    3,039.47/4,191.45 = 2,241.45/x
  3. Step 3: Cross multiply
    3,039.47x = 4,191.45 × 2,241.45
  4. Step 4: Simplify right side
    3,039.47x = 9,394,905.41
  5. Step 5: Solve for x
    x = 9,394,905.41/3,039.47
  6. Step 6: Final answer
    x = 3,090.96

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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.