Home / 8,629.53-12,942.27-3,701.49

Finding the Fourth Proportional to 8,629.53, 12,942.27 and 3,701.49

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Solution

The fourth proportional to 8,629.53, 12,942.27 and 3,701.49 is: 5,551.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,629.53 : 12,942.27 = 3,701.49 : x
  2. Step 2: Convert to fraction form
    8,629.53/12,942.27 = 3,701.49/x
  3. Step 3: Cross multiply
    8,629.53x = 12,942.27 × 3,701.49
  4. Step 4: Simplify right side
    8,629.53x = 47,905,682.98
  5. Step 5: Solve for x
    x = 47,905,682.98/8,629.53
  6. Step 6: Final answer
    x = 5,551.37

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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.