Home / 12,194.92-18,292.89-4,298.48

Finding the Fourth Proportional to 12,194.92, 18,292.89 and 4,298.48

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Solution

The fourth proportional to 12,194.92, 18,292.89 and 4,298.48 is: 6,447.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,194.92 : 18,292.89 = 4,298.48 : x
  2. Step 2: Convert to fraction form
    12,194.92/18,292.89 = 4,298.48/x
  3. Step 3: Cross multiply
    12,194.92x = 18,292.89 × 4,298.48
  4. Step 4: Simplify right side
    12,194.92x = 78,631,616.61
  5. Step 5: Solve for x
    x = 78,631,616.61/12,194.92
  6. Step 6: Final answer
    x = 6,447.90

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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.