Home / 4,431.97-6,650.28-1,968.56

Finding the Fourth Proportional to 4,431.97, 6,650.28 and 1,968.56

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Solution

The fourth proportional to 4,431.97, 6,650.28 and 1,968.56 is: 2,953.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,431.97 : 6,650.28 = 1,968.56 : x
  2. Step 2: Convert to fraction form
    4,431.97/6,650.28 = 1,968.56/x
  3. Step 3: Cross multiply
    4,431.97x = 6,650.28 × 1,968.56
  4. Step 4: Simplify right side
    4,431.97x = 13,091,441.95
  5. Step 5: Solve for x
    x = 13,091,441.95/4,431.97
  6. Step 6: Final answer
    x = 2,953.87

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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.