Home / 5,273.41-7,278.33-3,387.37

Finding the Fourth Proportional to 5,273.41, 7,278.33 and 3,387.37

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Solution

The fourth proportional to 5,273.41, 7,278.33 and 3,387.37 is: 4,675.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,273.41 : 7,278.33 = 3,387.37 : x
  2. Step 2: Convert to fraction form
    5,273.41/7,278.33 = 3,387.37/x
  3. Step 3: Cross multiply
    5,273.41x = 7,278.33 × 3,387.37
  4. Step 4: Simplify right side
    5,273.41x = 24,654,396.69
  5. Step 5: Solve for x
    x = 24,654,396.69/5,273.41
  6. Step 6: Final answer
    x = 4,675.23

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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.