Home / 4,273.49-6,415.70-3,628.32

Finding the Fourth Proportional to 4,273.49, 6,415.70 and 3,628.32

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Solution

The fourth proportional to 4,273.49, 6,415.70 and 3,628.32 is: 5,447.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,273.49 : 6,415.70 = 3,628.32 : x
  2. Step 2: Convert to fraction form
    4,273.49/6,415.70 = 3,628.32/x
  3. Step 3: Cross multiply
    4,273.49x = 6,415.70 × 3,628.32
  4. Step 4: Simplify right side
    4,273.49x = 23,278,212.62
  5. Step 5: Solve for x
    x = 23,278,212.62/4,273.49
  6. Step 6: Final answer
    x = 5,447.12

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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.