Home / 5,969.43-8,238.11-3,316.78

Finding the Fourth Proportional to 5,969.43, 8,238.11 and 3,316.78

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Solution

The fourth proportional to 5,969.43, 8,238.11 and 3,316.78 is: 4,577.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,969.43 : 8,238.11 = 3,316.78 : x
  2. Step 2: Convert to fraction form
    5,969.43/8,238.11 = 3,316.78/x
  3. Step 3: Cross multiply
    5,969.43x = 8,238.11 × 3,316.78
  4. Step 4: Simplify right side
    5,969.43x = 27,323,992.20
  5. Step 5: Solve for x
    x = 27,323,992.20/5,969.43
  6. Step 6: Final answer
    x = 4,577.32

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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.