Home / 12,200.04-18,300.06-2,965.96

Finding the Fourth Proportional to 12,200.04, 18,300.06 and 2,965.96

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Solution

The fourth proportional to 12,200.04, 18,300.06 and 2,965.96 is: 4,448.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,200.04 : 18,300.06 = 2,965.96 : x
  2. Step 2: Convert to fraction form
    12,200.04/18,300.06 = 2,965.96/x
  3. Step 3: Cross multiply
    12,200.04x = 18,300.06 × 2,965.96
  4. Step 4: Simplify right side
    12,200.04x = 54,277,245.96
  5. Step 5: Solve for x
    x = 54,277,245.96/12,200.04
  6. Step 6: Final answer
    x = 4,448.94

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Similar ratio
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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.