Home / 2,849.22-4,271.99-1,872.36

Finding the Fourth Proportional to 2,849.22, 4,271.99 and 1,872.36

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Solution

The fourth proportional to 2,849.22, 4,271.99 and 1,872.36 is: 2,807.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,849.22 : 4,271.99 = 1,872.36 : x
  2. Step 2: Convert to fraction form
    2,849.22/4,271.99 = 1,872.36/x
  3. Step 3: Cross multiply
    2,849.22x = 4,271.99 × 1,872.36
  4. Step 4: Simplify right side
    2,849.22x = 7,998,693.83
  5. Step 5: Solve for x
    x = 7,998,693.83/2,849.22
  6. Step 6: Final answer
    x = 2,807.33

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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.