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Finding the Fourth Proportional to 4,344, 6,516.36 and 1,711.32

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Solution

The fourth proportional to 4,344, 6,516.36 and 1,711.32 is: 2,567.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,344 : 6,516.36 = 1,711.32 : x
  2. Step 2: Convert to fraction form
    4,344/6,516.36 = 1,711.32/x
  3. Step 3: Cross multiply
    4,344x = 6,516.36 × 1,711.32
  4. Step 4: Simplify right side
    4,344x = 11,151,577.20
  5. Step 5: Solve for x
    x = 11,151,577.20/4,344
  6. Step 6: Final answer
    x = 2,567.12

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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.