Home / 6,723.14-10,102.64-3,438.39

Finding the Fourth Proportional to 6,723.14, 10,102.64 and 3,438.39

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Solution

The fourth proportional to 6,723.14, 10,102.64 and 3,438.39 is: 5,166.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,723.14 : 10,102.64 = 3,438.39 : x
  2. Step 2: Convert to fraction form
    6,723.14/10,102.64 = 3,438.39/x
  3. Step 3: Cross multiply
    6,723.14x = 10,102.64 × 3,438.39
  4. Step 4: Simplify right side
    6,723.14x = 34,736,799.16
  5. Step 5: Solve for x
    x = 34,736,799.16/6,723.14
  6. Step 6: Final answer
    x = 5,166.75

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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.