Home / 3,283.51-4,927.23-1,308.79

Finding the Fourth Proportional to 3,283.51, 4,927.23 and 1,308.79

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Solution

The fourth proportional to 3,283.51, 4,927.23 and 1,308.79 is: 1,963.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,283.51 : 4,927.23 = 1,308.79 : x
  2. Step 2: Convert to fraction form
    3,283.51/4,927.23 = 1,308.79/x
  3. Step 3: Cross multiply
    3,283.51x = 4,927.23 × 1,308.79
  4. Step 4: Simplify right side
    3,283.51x = 6,448,709.35
  5. Step 5: Solve for x
    x = 6,448,709.35/3,283.51
  6. Step 6: Final answer
    x = 1,963.97

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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.