Home / 3,163.34-4,746.88-1,408.43

Finding the Fourth Proportional to 3,163.34, 4,746.88 and 1,408.43

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Solution

The fourth proportional to 3,163.34, 4,746.88 and 1,408.43 is: 2,113.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,163.34 : 4,746.88 = 1,408.43 : x
  2. Step 2: Convert to fraction form
    3,163.34/4,746.88 = 1,408.43/x
  3. Step 3: Cross multiply
    3,163.34x = 4,746.88 × 1,408.43
  4. Step 4: Simplify right side
    3,163.34x = 6,685,648.20
  5. Step 5: Solve for x
    x = 6,685,648.20/3,163.34
  6. Step 6: Final answer
    x = 2,113.48

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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.