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Finding the Fourth Proportional to 7,194.34, 10,768.02 and 3,899.26

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Solution

The fourth proportional to 7,194.34, 10,768.02 and 3,899.26 is: 5,836.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,194.34 : 10,768.02 = 3,899.26 : x
  2. Step 2: Convert to fraction form
    7,194.34/10,768.02 = 3,899.26/x
  3. Step 3: Cross multiply
    7,194.34x = 10,768.02 × 3,899.26
  4. Step 4: Simplify right side
    7,194.34x = 41,987,309.67
  5. Step 5: Solve for x
    x = 41,987,309.67/7,194.34
  6. Step 6: Final answer
    x = 5,836.16

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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.