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Finding the Fourth Proportional to 5,368.52, 7,409.10 and 3,273.88

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Solution

The fourth proportional to 5,368.52, 7,409.10 and 3,273.88 is: 4,518.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,368.52 : 7,409.10 = 3,273.88 : x
  2. Step 2: Convert to fraction form
    5,368.52/7,409.10 = 3,273.88/x
  3. Step 3: Cross multiply
    5,368.52x = 7,409.10 × 3,273.88
  4. Step 4: Simplify right side
    5,368.52x = 24,256,504.31
  5. Step 5: Solve for x
    x = 24,256,504.31/5,368.52
  6. Step 6: Final answer
    x = 4,518.29

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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.