Home / 4,227.89-6,341.56-1,455.89

Finding the Fourth Proportional to 4,227.89, 6,341.56 and 1,455.89

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Solution

The fourth proportional to 4,227.89, 6,341.56 and 1,455.89 is: 2,183.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,227.89 : 6,341.56 = 1,455.89 : x
  2. Step 2: Convert to fraction form
    4,227.89/6,341.56 = 1,455.89/x
  3. Step 3: Cross multiply
    4,227.89x = 6,341.56 × 1,455.89
  4. Step 4: Simplify right side
    4,227.89x = 9,232,578.44
  5. Step 5: Solve for x
    x = 9,232,578.44/4,227.89
  6. Step 6: Final answer
    x = 2,183.73

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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.