Home / 6,316.08-8,694.32-6,086.50

Finding the Fourth Proportional to 6,316.08, 8,694.32 and 6,086.50

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Solution

The fourth proportional to 6,316.08, 8,694.32 and 6,086.50 is: 8,378.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,316.08 : 8,694.32 = 6,086.50 : x
  2. Step 2: Convert to fraction form
    6,316.08/8,694.32 = 6,086.50/x
  3. Step 3: Cross multiply
    6,316.08x = 8,694.32 × 6,086.50
  4. Step 4: Simplify right side
    6,316.08x = 52,917,978.68
  5. Step 5: Solve for x
    x = 52,917,978.68/6,316.08
  6. Step 6: Final answer
    x = 8,378.29

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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.