Home / 3,167.43-4,751.87-1,087.35

Finding the Fourth Proportional to 3,167.43, 4,751.87 and 1,087.35

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Solution

The fourth proportional to 3,167.43, 4,751.87 and 1,087.35 is: 1,631.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,167.43 : 4,751.87 = 1,087.35 : x
  2. Step 2: Convert to fraction form
    3,167.43/4,751.87 = 1,087.35/x
  3. Step 3: Cross multiply
    3,167.43x = 4,751.87 × 1,087.35
  4. Step 4: Simplify right side
    3,167.43x = 5,166,940.41
  5. Step 5: Solve for x
    x = 5,166,940.41/3,167.43
  6. Step 6: Final answer
    x = 1,631.27

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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.