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Finding the Fourth Proportional to 5,675.28, 8,504.28 and 3,365.52

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Solution

The fourth proportional to 5,675.28, 8,504.28 and 3,365.52 is: 5,043.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,675.28 : 8,504.28 = 3,365.52 : x
  2. Step 2: Convert to fraction form
    5,675.28/8,504.28 = 3,365.52/x
  3. Step 3: Cross multiply
    5,675.28x = 8,504.28 × 3,365.52
  4. Step 4: Simplify right side
    5,675.28x = 28,621,324.43
  5. Step 5: Solve for x
    x = 28,621,324.43/5,675.28
  6. Step 6: Final answer
    x = 5,043.16

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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.