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Finding the Fourth Proportional to 5,250.30, 7,245 and 3,096.51

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Solution

The fourth proportional to 5,250.30, 7,245 and 3,096.51 is: 4,272.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,250.30 : 7,245 = 3,096.51 : x
  2. Step 2: Convert to fraction form
    5,250.30/7,245 = 3,096.51/x
  3. Step 3: Cross multiply
    5,250.30x = 7,245 × 3,096.51
  4. Step 4: Simplify right side
    5,250.30x = 22,434,214.95
  5. Step 5: Solve for x
    x = 22,434,214.95/5,250.30
  6. Step 6: Final answer
    x = 4,272.94

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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.