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Finding the Fourth Proportional to 4,164, 6,247.62 and 1,567.14

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Solution

The fourth proportional to 4,164, 6,247.62 and 1,567.14 is: 2,351.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,164 : 6,247.62 = 1,567.14 : x
  2. Step 2: Convert to fraction form
    4,164/6,247.62 = 1,567.14/x
  3. Step 3: Cross multiply
    4,164x = 6,247.62 × 1,567.14
  4. Step 4: Simplify right side
    4,164x = 9,790,895.21
  5. Step 5: Solve for x
    x = 9,790,895.21/4,164
  6. Step 6: Final answer
    x = 2,351.32

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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.