Home / 6,584.88-9,087.28-3,931.79

Finding the Fourth Proportional to 6,584.88, 9,087.28 and 3,931.79

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Solution

The fourth proportional to 6,584.88, 9,087.28 and 3,931.79 is: 5,425.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,584.88 : 9,087.28 = 3,931.79 : x
  2. Step 2: Convert to fraction form
    6,584.88/9,087.28 = 3,931.79/x
  3. Step 3: Cross multiply
    6,584.88x = 9,087.28 × 3,931.79
  4. Step 4: Simplify right side
    6,584.88x = 35,729,289.52
  5. Step 5: Solve for x
    x = 35,729,289.52/6,584.88
  6. Step 6: Final answer
    x = 5,425.96

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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.