Home / 7,969.35-11,943.59-3,283.91

Finding the Fourth Proportional to 7,969.35, 11,943.59 and 3,283.91

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Solution

The fourth proportional to 7,969.35, 11,943.59 and 3,283.91 is: 4,921.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,969.35 : 11,943.59 = 3,283.91 : x
  2. Step 2: Convert to fraction form
    7,969.35/11,943.59 = 3,283.91/x
  3. Step 3: Cross multiply
    7,969.35x = 11,943.59 × 3,283.91
  4. Step 4: Simplify right side
    7,969.35x = 39,221,606.71
  5. Step 5: Solve for x
    x = 39,221,606.71/7,969.35
  6. Step 6: Final answer
    x = 4,921.56

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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.