Home / 6,983.16-9,636.92-3,839.52

Finding the Fourth Proportional to 6,983.16, 9,636.92 and 3,839.52

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Solution

The fourth proportional to 6,983.16, 9,636.92 and 3,839.52 is: 5,298.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,983.16 : 9,636.92 = 3,839.52 : x
  2. Step 2: Convert to fraction form
    6,983.16/9,636.92 = 3,839.52/x
  3. Step 3: Cross multiply
    6,983.16x = 9,636.92 × 3,839.52
  4. Step 4: Simplify right side
    6,983.16x = 37,001,147.08
  5. Step 5: Solve for x
    x = 37,001,147.08/6,983.16
  6. Step 6: Final answer
    x = 5,298.63

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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.