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Finding the Fourth Proportional to 3,315.52, 4,968.42 and 2,343.52

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Solution

The fourth proportional to 3,315.52, 4,968.42 and 2,343.52 is: 3,511.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,315.52 : 4,968.42 = 2,343.52 : x
  2. Step 2: Convert to fraction form
    3,315.52/4,968.42 = 2,343.52/x
  3. Step 3: Cross multiply
    3,315.52x = 4,968.42 × 2,343.52
  4. Step 4: Simplify right side
    3,315.52x = 11,643,591.64
  5. Step 5: Solve for x
    x = 11,643,591.64/3,315.52
  6. Step 6: Final answer
    x = 3,511.84

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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.