Home / 9,087.94-13,629.03-2,930.50

Finding the Fourth Proportional to 9,087.94, 13,629.03 and 2,930.50

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Solution

The fourth proportional to 9,087.94, 13,629.03 and 2,930.50 is: 4,394.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,087.94 : 13,629.03 = 2,930.50 : x
  2. Step 2: Convert to fraction form
    9,087.94/13,629.03 = 2,930.50/x
  3. Step 3: Cross multiply
    9,087.94x = 13,629.03 × 2,930.50
  4. Step 4: Simplify right side
    9,087.94x = 39,939,872.42
  5. Step 5: Solve for x
    x = 39,939,872.42/9,087.94
  6. Step 6: Final answer
    x = 4,394.82

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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.