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Finding the Fourth Proportional to 6,366, 9,549.54 and 1,749

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Solution

The fourth proportional to 6,366, 9,549.54 and 1,749 is: 2,623.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,366 : 9,549.54 = 1,749 : x
  2. Step 2: Convert to fraction form
    6,366/9,549.54 = 1,749/x
  3. Step 3: Cross multiply
    6,366x = 9,549.54 × 1,749
  4. Step 4: Simplify right side
    6,366x = 16,702,145.46
  5. Step 5: Solve for x
    x = 16,702,145.46/6,366
  6. Step 6: Final answer
    x = 2,623.65

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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.