Home / 2,958.78-4,083.09-1,632.50

Finding the Fourth Proportional to 2,958.78, 4,083.09 and 1,632.50

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Solution

The fourth proportional to 2,958.78, 4,083.09 and 1,632.50 is: 2,252.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,958.78 : 4,083.09 = 1,632.50 : x
  2. Step 2: Convert to fraction form
    2,958.78/4,083.09 = 1,632.50/x
  3. Step 3: Cross multiply
    2,958.78x = 4,083.09 × 1,632.50
  4. Step 4: Simplify right side
    2,958.78x = 6,665,624.01
  5. Step 5: Solve for x
    x = 6,665,624.01/2,958.78
  6. Step 6: Final answer
    x = 2,252.83

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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.