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Finding the Fourth Proportional to 7,273.50, 10,037.43 and 3,961.50

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Solution

The fourth proportional to 7,273.50, 10,037.43 and 3,961.50 is: 5,466.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,273.50 : 10,037.43 = 3,961.50 : x
  2. Step 2: Convert to fraction form
    7,273.50/10,037.43 = 3,961.50/x
  3. Step 3: Cross multiply
    7,273.50x = 10,037.43 × 3,961.50
  4. Step 4: Simplify right side
    7,273.50x = 39,763,278.95
  5. Step 5: Solve for x
    x = 39,763,278.95/7,273.50
  6. Step 6: Final answer
    x = 5,466.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.