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Finding the Fourth Proportional to 3,344.08, 5,022 and 3,000.64

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Solution

The fourth proportional to 3,344.08, 5,022 and 3,000.64 is: 4,506.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,344.08 : 5,022 = 3,000.64 : x
  2. Step 2: Convert to fraction form
    3,344.08/5,022 = 3,000.64/x
  3. Step 3: Cross multiply
    3,344.08x = 5,022 × 3,000.64
  4. Step 4: Simplify right side
    3,344.08x = 15,069,214.08
  5. Step 5: Solve for x
    x = 15,069,214.08/3,344.08
  6. Step 6: Final answer
    x = 4,506.24

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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.