Home / 11,205.78-16,804.73-3,306.19

Finding the Fourth Proportional to 11,205.78, 16,804.73 and 3,306.19

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Solution

The fourth proportional to 11,205.78, 16,804.73 and 3,306.19 is: 4,958.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,205.78 : 16,804.73 = 3,306.19 : x
  2. Step 2: Convert to fraction form
    11,205.78/16,804.73 = 3,306.19/x
  3. Step 3: Cross multiply
    11,205.78x = 16,804.73 × 3,306.19
  4. Step 4: Simplify right side
    11,205.78x = 55,559,630.28
  5. Step 5: Solve for x
    x = 55,559,630.28/11,205.78
  6. Step 6: Final answer
    x = 4,958.12

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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.