Home / 11,093.80-16,638.30-4,853.80

Finding the Fourth Proportional to 11,093.80, 16,638.30 and 4,853.80

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Solution

The fourth proportional to 11,093.80, 16,638.30 and 4,853.80 is: 7,279.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,093.80 : 16,638.30 = 4,853.80 : x
  2. Step 2: Convert to fraction form
    11,093.80/16,638.30 = 4,853.80/x
  3. Step 3: Cross multiply
    11,093.80x = 16,638.30 × 4,853.80
  4. Step 4: Simplify right side
    11,093.80x = 80,758,980.54
  5. Step 5: Solve for x
    x = 80,758,980.54/11,093.80
  6. Step 6: Final answer
    x = 7,279.65

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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.