Home / 4,212.27-6,323.87-3,239.06

Finding the Fourth Proportional to 4,212.27, 6,323.87 and 3,239.06

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Solution

The fourth proportional to 4,212.27, 6,323.87 and 3,239.06 is: 4,862.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,212.27 : 6,323.87 = 3,239.06 : x
  2. Step 2: Convert to fraction form
    4,212.27/6,323.87 = 3,239.06/x
  3. Step 3: Cross multiply
    4,212.27x = 6,323.87 × 3,239.06
  4. Step 4: Simplify right side
    4,212.27x = 20,483,370.84
  5. Step 5: Solve for x
    x = 20,483,370.84/4,212.27
  6. Step 6: Final answer
    x = 4,862.79

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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.