Home / 9,834.52-13,571.46-5,642.44

Finding the Fourth Proportional to 9,834.52, 13,571.46 and 5,642.44

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Solution

The fourth proportional to 9,834.52, 13,571.46 and 5,642.44 is: 7,786.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,834.52 : 13,571.46 = 5,642.44 : x
  2. Step 2: Convert to fraction form
    9,834.52/13,571.46 = 5,642.44/x
  3. Step 3: Cross multiply
    9,834.52x = 13,571.46 × 5,642.44
  4. Step 4: Simplify right side
    9,834.52x = 76,576,148.76
  5. Step 5: Solve for x
    x = 76,576,148.76/9,834.52
  6. Step 6: Final answer
    x = 7,786.47

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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.