Home / 6,076.80-8,382.96-4,087.44

Finding the Fourth Proportional to 6,076.80, 8,382.96 and 4,087.44

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Solution

The fourth proportional to 6,076.80, 8,382.96 and 4,087.44 is: 5,638.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,076.80 : 8,382.96 = 4,087.44 : x
  2. Step 2: Convert to fraction form
    6,076.80/8,382.96 = 4,087.44/x
  3. Step 3: Cross multiply
    6,076.80x = 8,382.96 × 4,087.44
  4. Step 4: Simplify right side
    6,076.80x = 34,264,846.02
  5. Step 5: Solve for x
    x = 34,264,846.02/6,076.80
  6. Step 6: Final answer
    x = 5,638.63

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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.