Home / 4,539.80-6,261.36-2,676.80

Finding the Fourth Proportional to 4,539.80, 6,261.36 and 2,676.80

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Solution

The fourth proportional to 4,539.80, 6,261.36 and 2,676.80 is: 3,691.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,539.80 : 6,261.36 = 2,676.80 : x
  2. Step 2: Convert to fraction form
    4,539.80/6,261.36 = 2,676.80/x
  3. Step 3: Cross multiply
    4,539.80x = 6,261.36 × 2,676.80
  4. Step 4: Simplify right side
    4,539.80x = 16,760,408.45
  5. Step 5: Solve for x
    x = 16,760,408.45/4,539.80
  6. Step 6: Final answer
    x = 3,691.88

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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.