Home / 6,370.21-8,791.34-3,852.43

Finding the Fourth Proportional to 6,370.21, 8,791.34 and 3,852.43

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Solution

The fourth proportional to 6,370.21, 8,791.34 and 3,852.43 is: 5,316.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,370.21 : 8,791.34 = 3,852.43 : x
  2. Step 2: Convert to fraction form
    6,370.21/8,791.34 = 3,852.43/x
  3. Step 3: Cross multiply
    6,370.21x = 8,791.34 × 3,852.43
  4. Step 4: Simplify right side
    6,370.21x = 33,867,980.72
  5. Step 5: Solve for x
    x = 33,867,980.72/6,370.21
  6. Step 6: Final answer
    x = 5,316.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.