Home / 2,846.31-4,267.92-1,284.48

Finding the Fourth Proportional to 2,846.31, 4,267.92 and 1,284.48

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Solution

The fourth proportional to 2,846.31, 4,267.92 and 1,284.48 is: 1,926.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,846.31 : 4,267.92 = 1,284.48 : x
  2. Step 2: Convert to fraction form
    2,846.31/4,267.92 = 1,284.48/x
  3. Step 3: Cross multiply
    2,846.31x = 4,267.92 × 1,284.48
  4. Step 4: Simplify right side
    2,846.31x = 5,482,057.88
  5. Step 5: Solve for x
    x = 5,482,057.88/2,846.31
  6. Step 6: Final answer
    x = 1,926.02

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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.