Home / 3,168.82-4,749.90-1,707.58

Finding the Fourth Proportional to 3,168.82, 4,749.90 and 1,707.58

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Solution

The fourth proportional to 3,168.82, 4,749.90 and 1,707.58 is: 2,559.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,168.82 : 4,749.90 = 1,707.58 : x
  2. Step 2: Convert to fraction form
    3,168.82/4,749.90 = 1,707.58/x
  3. Step 3: Cross multiply
    3,168.82x = 4,749.90 × 1,707.58
  4. Step 4: Simplify right side
    3,168.82x = 8,110,834.24
  5. Step 5: Solve for x
    x = 8,110,834.24/3,168.82
  6. Step 6: Final answer
    x = 2,559.58

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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.