Home / 11,081.66-16,609.73-4,840.20

Finding the Fourth Proportional to 11,081.66, 16,609.73 and 4,840.20

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Solution

The fourth proportional to 11,081.66, 16,609.73 and 4,840.20 is: 7,254.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,081.66 : 16,609.73 = 4,840.20 : x
  2. Step 2: Convert to fraction form
    11,081.66/16,609.73 = 4,840.20/x
  3. Step 3: Cross multiply
    11,081.66x = 16,609.73 × 4,840.20
  4. Step 4: Simplify right side
    11,081.66x = 80,394,390.95
  5. Step 5: Solve for x
    x = 80,394,390.95/11,081.66
  6. Step 6: Final answer
    x = 7,254.73

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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.