Home / 4,606.23-6,906.53-1,791.78

Finding the Fourth Proportional to 4,606.23, 6,906.53 and 1,791.78

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Solution

The fourth proportional to 4,606.23, 6,906.53 and 1,791.78 is: 2,686.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,606.23 : 6,906.53 = 1,791.78 : x
  2. Step 2: Convert to fraction form
    4,606.23/6,906.53 = 1,791.78/x
  3. Step 3: Cross multiply
    4,606.23x = 6,906.53 × 1,791.78
  4. Step 4: Simplify right side
    4,606.23x = 12,374,973.36
  5. Step 5: Solve for x
    x = 12,374,973.36/4,606.23
  6. Step 6: Final answer
    x = 2,686.57

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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.