Home / 12,304.60-18,447.96-4,906.84

Finding the Fourth Proportional to 12,304.60, 18,447.96 and 4,906.84

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Solution

The fourth proportional to 12,304.60, 18,447.96 and 4,906.84 is: 7,356.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,304.60 : 18,447.96 = 4,906.84 : x
  2. Step 2: Convert to fraction form
    12,304.60/18,447.96 = 4,906.84/x
  3. Step 3: Cross multiply
    12,304.60x = 18,447.96 × 4,906.84
  4. Step 4: Simplify right side
    12,304.60x = 90,521,188.05
  5. Step 5: Solve for x
    x = 90,521,188.05/12,304.60
  6. Step 6: Final answer
    x = 7,356.69

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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.