Home / 3,173.38-4,756.64-1,324

Finding the Fourth Proportional to 3,173.38, 4,756.64 and 1,324

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Solution

The fourth proportional to 3,173.38, 4,756.64 and 1,324 is: 1,984.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,173.38 : 4,756.64 = 1,324 : x
  2. Step 2: Convert to fraction form
    3,173.38/4,756.64 = 1,324/x
  3. Step 3: Cross multiply
    3,173.38x = 4,756.64 × 1,324
  4. Step 4: Simplify right side
    3,173.38x = 6,297,791.36
  5. Step 5: Solve for x
    x = 6,297,791.36/3,173.38
  6. Step 6: Final answer
    x = 1,984.57

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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.