Home / 3,849.64-5,775.90-2,883.88

Finding the Fourth Proportional to 3,849.64, 5,775.90 and 2,883.88

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Solution

The fourth proportional to 3,849.64, 5,775.90 and 2,883.88 is: 4,326.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,849.64 : 5,775.90 = 2,883.88 : x
  2. Step 2: Convert to fraction form
    3,849.64/5,775.90 = 2,883.88/x
  3. Step 3: Cross multiply
    3,849.64x = 5,775.90 × 2,883.88
  4. Step 4: Simplify right side
    3,849.64x = 16,657,002.49
  5. Step 5: Solve for x
    x = 16,657,002.49/3,849.64
  6. Step 6: Final answer
    x = 4,326.90

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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.