Home / 7,231.64-10,849.40-3,071.84

Finding the Fourth Proportional to 7,231.64, 10,849.40 and 3,071.84

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Solution

The fourth proportional to 7,231.64, 10,849.40 and 3,071.84 is: 4,608.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,231.64 : 10,849.40 = 3,071.84 : x
  2. Step 2: Convert to fraction form
    7,231.64/10,849.40 = 3,071.84/x
  3. Step 3: Cross multiply
    7,231.64x = 10,849.40 × 3,071.84
  4. Step 4: Simplify right side
    7,231.64x = 33,327,620.90
  5. Step 5: Solve for x
    x = 33,327,620.90/7,231.64
  6. Step 6: Final answer
    x = 4,608.58

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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.