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Finding the Fourth Proportional to 9,566, 14,354.48 and 3,721.86

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Solution

The fourth proportional to 9,566, 14,354.48 and 3,721.86 is: 5,584.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,566 : 14,354.48 = 3,721.86 : x
  2. Step 2: Convert to fraction form
    9,566/14,354.48 = 3,721.86/x
  3. Step 3: Cross multiply
    9,566x = 14,354.48 × 3,721.86
  4. Step 4: Simplify right side
    9,566x = 53,425,364.93
  5. Step 5: Solve for x
    x = 53,425,364.93/9,566
  6. Step 6: Final answer
    x = 5,584.92

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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.