Home / 4,858.72-7,282.68-2,662.54

Finding the Fourth Proportional to 4,858.72, 7,282.68 and 2,662.54

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Solution

The fourth proportional to 4,858.72, 7,282.68 and 2,662.54 is: 3,990.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,858.72 : 7,282.68 = 2,662.54 : x
  2. Step 2: Convert to fraction form
    4,858.72/7,282.68 = 2,662.54/x
  3. Step 3: Cross multiply
    4,858.72x = 7,282.68 × 2,662.54
  4. Step 4: Simplify right side
    4,858.72x = 19,390,426.81
  5. Step 5: Solve for x
    x = 19,390,426.81/4,858.72
  6. Step 6: Final answer
    x = 3,990.85

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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.