Home / 7,231.93-10,849.34-3,071.90

Finding the Fourth Proportional to 7,231.93, 10,849.34 and 3,071.90

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Solution

The fourth proportional to 7,231.93, 10,849.34 and 3,071.90 is: 4,608.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,231.93 : 10,849.34 = 3,071.90 : x
  2. Step 2: Convert to fraction form
    7,231.93/10,849.34 = 3,071.90/x
  3. Step 3: Cross multiply
    7,231.93x = 10,849.34 × 3,071.90
  4. Step 4: Simplify right side
    7,231.93x = 33,328,122.35
  5. Step 5: Solve for x
    x = 33,328,122.35/7,231.93
  6. Step 6: Final answer
    x = 4,608.47

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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.