Home / 3,166.50-4,751.12-1,705.37

Finding the Fourth Proportional to 3,166.50, 4,751.12 and 1,705.37

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Solution

The fourth proportional to 3,166.50, 4,751.12 and 1,705.37 is: 2,558.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,166.50 : 4,751.12 = 1,705.37 : x
  2. Step 2: Convert to fraction form
    3,166.50/4,751.12 = 1,705.37/x
  3. Step 3: Cross multiply
    3,166.50x = 4,751.12 × 1,705.37
  4. Step 4: Simplify right side
    3,166.50x = 8,102,391.63
  5. Step 5: Solve for x
    x = 8,102,391.63/3,166.50
  6. Step 6: Final answer
    x = 2,558.78

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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.