Home / 3,163.40-4,747.16-1,703.58

Finding the Fourth Proportional to 3,163.40, 4,747.16 and 1,703.58

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Solution

The fourth proportional to 3,163.40, 4,747.16 and 1,703.58 is: 2,556.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,163.40 : 4,747.16 = 1,703.58 : x
  2. Step 2: Convert to fraction form
    3,163.40/4,747.16 = 1,703.58/x
  3. Step 3: Cross multiply
    3,163.40x = 4,747.16 × 1,703.58
  4. Step 4: Simplify right side
    3,163.40x = 8,087,170.41
  5. Step 5: Solve for x
    x = 8,087,170.41/3,163.40
  6. Step 6: Final answer
    x = 2,556.48

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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.