Home / 4,273.06-6,398.40-3,435.67

Finding the Fourth Proportional to 4,273.06, 6,398.40 and 3,435.67

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Solution

The fourth proportional to 4,273.06, 6,398.40 and 3,435.67 is: 5,144.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,273.06 : 6,398.40 = 3,435.67 : x
  2. Step 2: Convert to fraction form
    4,273.06/6,398.40 = 3,435.67/x
  3. Step 3: Cross multiply
    4,273.06x = 6,398.40 × 3,435.67
  4. Step 4: Simplify right side
    4,273.06x = 21,982,757.75
  5. Step 5: Solve for x
    x = 21,982,757.75/4,273.06
  6. Step 6: Final answer
    x = 5,144.50

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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.