Home / 5,391.63-8,087.49-1,495.80

Finding the Fourth Proportional to 5,391.63, 8,087.49 and 1,495.80

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Solution

The fourth proportional to 5,391.63, 8,087.49 and 1,495.80 is: 2,243.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,391.63 : 8,087.49 = 1,495.80 : x
  2. Step 2: Convert to fraction form
    5,391.63/8,087.49 = 1,495.80/x
  3. Step 3: Cross multiply
    5,391.63x = 8,087.49 × 1,495.80
  4. Step 4: Simplify right side
    5,391.63x = 12,097,267.54
  5. Step 5: Solve for x
    x = 12,097,267.54/5,391.63
  6. Step 6: Final answer
    x = 2,243.71

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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.