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Finding the Fourth Proportional to 5,343.52, 8,010.40 and 3,608.52

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Solution

The fourth proportional to 5,343.52, 8,010.40 and 3,608.52 is: 5,409.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,343.52 : 8,010.40 = 3,608.52 : x
  2. Step 2: Convert to fraction form
    5,343.52/8,010.40 = 3,608.52/x
  3. Step 3: Cross multiply
    5,343.52x = 8,010.40 × 3,608.52
  4. Step 4: Simplify right side
    5,343.52x = 28,905,688.61
  5. Step 5: Solve for x
    x = 28,905,688.61/5,343.52
  6. Step 6: Final answer
    x = 5,409.48

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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.