Home / 7,692.52-11,540.33-2,762.55

Finding the Fourth Proportional to 7,692.52, 11,540.33 and 2,762.55

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Solution

The fourth proportional to 7,692.52, 11,540.33 and 2,762.55 is: 4,144.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,692.52 : 11,540.33 = 2,762.55 : x
  2. Step 2: Convert to fraction form
    7,692.52/11,540.33 = 2,762.55/x
  3. Step 3: Cross multiply
    7,692.52x = 11,540.33 × 2,762.55
  4. Step 4: Simplify right side
    7,692.52x = 31,880,667.13
  5. Step 5: Solve for x
    x = 31,880,667.13/7,692.52
  6. Step 6: Final answer
    x = 4,144.37

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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.