Home / 5,653.30-7,793.36-3,969.58

Finding the Fourth Proportional to 5,653.30, 7,793.36 and 3,969.58

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Solution

The fourth proportional to 5,653.30, 7,793.36 and 3,969.58 is: 5,472.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,653.30 : 7,793.36 = 3,969.58 : x
  2. Step 2: Convert to fraction form
    5,653.30/7,793.36 = 3,969.58/x
  3. Step 3: Cross multiply
    5,653.30x = 7,793.36 × 3,969.58
  4. Step 4: Simplify right side
    5,653.30x = 30,936,365.99
  5. Step 5: Solve for x
    x = 30,936,365.99/5,653.30
  6. Step 6: Final answer
    x = 5,472.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.