Home / 12,208.06-18,313.26-3,323.50

Finding the Fourth Proportional to 12,208.06, 18,313.26 and 3,323.50

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Solution

The fourth proportional to 12,208.06, 18,313.26 and 3,323.50 is: 4,985.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,208.06 : 18,313.26 = 3,323.50 : x
  2. Step 2: Convert to fraction form
    12,208.06/18,313.26 = 3,323.50/x
  3. Step 3: Cross multiply
    12,208.06x = 18,313.26 × 3,323.50
  4. Step 4: Simplify right side
    12,208.06x = 60,864,119.61
  5. Step 5: Solve for x
    x = 60,864,119.61/12,208.06
  6. Step 6: Final answer
    x = 4,985.57

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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.