Home / 4,273.09-6,398.44-3,435.70

Finding the Fourth Proportional to 4,273.09, 6,398.44 and 3,435.70

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Solution

The fourth proportional to 4,273.09, 6,398.44 and 3,435.70 is: 5,144.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,273.09 : 6,398.44 = 3,435.70 : x
  2. Step 2: Convert to fraction form
    4,273.09/6,398.44 = 3,435.70/x
  3. Step 3: Cross multiply
    4,273.09x = 6,398.44 × 3,435.70
  4. Step 4: Simplify right side
    4,273.09x = 21,983,127.05
  5. Step 5: Solve for x
    x = 21,983,127.05/4,273.09
  6. Step 6: Final answer
    x = 5,144.55

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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.