Home / 4,231.33-6,342.14-2,148.01

Finding the Fourth Proportional to 4,231.33, 6,342.14 and 2,148.01

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Solution

The fourth proportional to 4,231.33, 6,342.14 and 2,148.01 is: 3,219.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,231.33 : 6,342.14 = 2,148.01 : x
  2. Step 2: Convert to fraction form
    4,231.33/6,342.14 = 2,148.01/x
  3. Step 3: Cross multiply
    4,231.33x = 6,342.14 × 2,148.01
  4. Step 4: Simplify right side
    4,231.33x = 13,622,969.40
  5. Step 5: Solve for x
    x = 13,622,969.40/4,231.33
  6. Step 6: Final answer
    x = 3,219.55

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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.