Home / 8,077.09-11,145.80-4,540.83

Finding the Fourth Proportional to 8,077.09, 11,145.80 and 4,540.83

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Solution

The fourth proportional to 8,077.09, 11,145.80 and 4,540.83 is: 6,266.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,077.09 : 11,145.80 = 4,540.83 : x
  2. Step 2: Convert to fraction form
    8,077.09/11,145.80 = 4,540.83/x
  3. Step 3: Cross multiply
    8,077.09x = 11,145.80 × 4,540.83
  4. Step 4: Simplify right side
    8,077.09x = 50,611,183.01
  5. Step 5: Solve for x
    x = 50,611,183.01/8,077.09
  6. Step 6: Final answer
    x = 6,266.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.