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Finding the Fourth Proportional to 6,739.59, 10,105.02 and 3,229.51

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Solution

The fourth proportional to 6,739.59, 10,105.02 and 3,229.51 is: 4,842.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,739.59 : 10,105.02 = 3,229.51 : x
  2. Step 2: Convert to fraction form
    6,739.59/10,105.02 = 3,229.51/x
  3. Step 3: Cross multiply
    6,739.59x = 10,105.02 × 3,229.51
  4. Step 4: Simplify right side
    6,739.59x = 32,634,263.14
  5. Step 5: Solve for x
    x = 32,634,263.14/6,739.59
  6. Step 6: Final answer
    x = 4,842.17

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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.