Home / 11,243.39-16,873.52-4,230.32

Finding the Fourth Proportional to 11,243.39, 16,873.52 and 4,230.32

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Solution

The fourth proportional to 11,243.39, 16,873.52 and 4,230.32 is: 6,348.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,243.39 : 16,873.52 = 4,230.32 : x
  2. Step 2: Convert to fraction form
    11,243.39/16,873.52 = 4,230.32/x
  3. Step 3: Cross multiply
    11,243.39x = 16,873.52 × 4,230.32
  4. Step 4: Simplify right side
    11,243.39x = 71,380,283.61
  5. Step 5: Solve for x
    x = 71,380,283.61/11,243.39
  6. Step 6: Final answer
    x = 6,348.65

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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.