Home / 7,650.13-11,468.71-4,137.97

Finding the Fourth Proportional to 7,650.13, 11,468.71 and 4,137.97

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Solution

The fourth proportional to 7,650.13, 11,468.71 and 4,137.97 is: 6,203.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,650.13 : 11,468.71 = 4,137.97 : x
  2. Step 2: Convert to fraction form
    7,650.13/11,468.71 = 4,137.97/x
  3. Step 3: Cross multiply
    7,650.13x = 11,468.71 × 4,137.97
  4. Step 4: Simplify right side
    7,650.13x = 47,457,177.92
  5. Step 5: Solve for x
    x = 47,457,177.92/7,650.13
  6. Step 6: Final answer
    x = 6,203.45

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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.