Home / 4,473.81-6,713.45-2,828.09

Finding the Fourth Proportional to 4,473.81, 6,713.45 and 2,828.09

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Solution

The fourth proportional to 4,473.81, 6,713.45 and 2,828.09 is: 4,243.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,473.81 : 6,713.45 = 2,828.09 : x
  2. Step 2: Convert to fraction form
    4,473.81/6,713.45 = 2,828.09/x
  3. Step 3: Cross multiply
    4,473.81x = 6,713.45 × 2,828.09
  4. Step 4: Simplify right side
    4,473.81x = 18,986,240.81
  5. Step 5: Solve for x
    x = 18,986,240.81/4,473.81
  6. Step 6: Final answer
    x = 4,243.86

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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.