Home / 3,420.03-4,716.49-2,241.75

Finding the Fourth Proportional to 3,420.03, 4,716.49 and 2,241.75

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Solution

The fourth proportional to 3,420.03, 4,716.49 and 2,241.75 is: 3,091.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,420.03 : 4,716.49 = 2,241.75 : x
  2. Step 2: Convert to fraction form
    3,420.03/4,716.49 = 2,241.75/x
  3. Step 3: Cross multiply
    3,420.03x = 4,716.49 × 2,241.75
  4. Step 4: Simplify right side
    3,420.03x = 10,573,191.46
  5. Step 5: Solve for x
    x = 10,573,191.46/3,420.03
  6. Step 6: Final answer
    x = 3,091.55

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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.