Home / 6,983.35-9,643.25-5,211.88

Finding the Fourth Proportional to 6,983.35, 9,643.25 and 5,211.88

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Solution

The fourth proportional to 6,983.35, 9,643.25 and 5,211.88 is: 7,197.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,983.35 : 9,643.25 = 5,211.88 : x
  2. Step 2: Convert to fraction form
    6,983.35/9,643.25 = 5,211.88/x
  3. Step 3: Cross multiply
    6,983.35x = 9,643.25 × 5,211.88
  4. Step 4: Simplify right side
    6,983.35x = 50,259,450.73
  5. Step 5: Solve for x
    x = 50,259,450.73/6,983.35
  6. Step 6: Final answer
    x = 7,197.04

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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.