Home / 6,538.50-9,808.97-2,645.64

Finding the Fourth Proportional to 6,538.50, 9,808.97 and 2,645.64

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Solution

The fourth proportional to 6,538.50, 9,808.97 and 2,645.64 is: 3,968.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,538.50 : 9,808.97 = 2,645.64 : x
  2. Step 2: Convert to fraction form
    6,538.50/9,808.97 = 2,645.64/x
  3. Step 3: Cross multiply
    6,538.50x = 9,808.97 × 2,645.64
  4. Step 4: Simplify right side
    6,538.50x = 25,951,003.39
  5. Step 5: Solve for x
    x = 25,951,003.39/6,538.50
  6. Step 6: Final answer
    x = 3,968.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.