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Finding the Fourth Proportional to 6,750.50, 10,126.02 and 2,133.50

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Solution

The fourth proportional to 6,750.50, 10,126.02 and 2,133.50 is: 3,200.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,750.50 : 10,126.02 = 2,133.50 : x
  2. Step 2: Convert to fraction form
    6,750.50/10,126.02 = 2,133.50/x
  3. Step 3: Cross multiply
    6,750.50x = 10,126.02 × 2,133.50
  4. Step 4: Simplify right side
    6,750.50x = 21,603,863.67
  5. Step 5: Solve for x
    x = 21,603,863.67/6,750.50
  6. Step 6: Final answer
    x = 3,200.34

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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.