Home / 7,650.56-11,468.48-4,185.38

Finding the Fourth Proportional to 7,650.56, 11,468.48 and 4,185.38

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Solution

The fourth proportional to 7,650.56, 11,468.48 and 4,185.38 is: 6,274.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,650.56 : 11,468.48 = 4,185.38 : x
  2. Step 2: Convert to fraction form
    7,650.56/11,468.48 = 4,185.38/x
  3. Step 3: Cross multiply
    7,650.56x = 11,468.48 × 4,185.38
  4. Step 4: Simplify right side
    7,650.56x = 47,999,868.55
  5. Step 5: Solve for x
    x = 47,999,868.55/7,650.56
  6. Step 6: Final answer
    x = 6,274.04

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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.