Home / 6,982.66-9,636.53-4,331.83

Finding the Fourth Proportional to 6,982.66, 9,636.53 and 4,331.83

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Solution

The fourth proportional to 6,982.66, 9,636.53 and 4,331.83 is: 5,978.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,982.66 : 9,636.53 = 4,331.83 : x
  2. Step 2: Convert to fraction form
    6,982.66/9,636.53 = 4,331.83/x
  3. Step 3: Cross multiply
    6,982.66x = 9,636.53 × 4,331.83
  4. Step 4: Simplify right side
    6,982.66x = 41,743,809.75
  5. Step 5: Solve for x
    x = 41,743,809.75/6,982.66
  6. Step 6: Final answer
    x = 5,978.21

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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.