Home / 4,824.71-7,231.29-2,485.83

Finding the Fourth Proportional to 4,824.71, 7,231.29 and 2,485.83

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Solution

The fourth proportional to 4,824.71, 7,231.29 and 2,485.83 is: 3,725.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,824.71 : 7,231.29 = 2,485.83 : x
  2. Step 2: Convert to fraction form
    4,824.71/7,231.29 = 2,485.83/x
  3. Step 3: Cross multiply
    4,824.71x = 7,231.29 × 2,485.83
  4. Step 4: Simplify right side
    4,824.71x = 17,975,789.40
  5. Step 5: Solve for x
    x = 17,975,789.40/4,824.71
  6. Step 6: Final answer
    x = 3,725.78

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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.