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Finding the Fourth Proportional to 9,197.52, 13,704.93 and 8,751.21

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Solution

The fourth proportional to 9,197.52, 13,704.93 and 8,751.21 is: 13,039.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,197.52 : 13,704.93 = 8,751.21 : x
  2. Step 2: Convert to fraction form
    9,197.52/13,704.93 = 8,751.21/x
  3. Step 3: Cross multiply
    9,197.52x = 13,704.93 × 8,751.21
  4. Step 4: Simplify right side
    9,197.52x = 119,934,720.47
  5. Step 5: Solve for x
    x = 119,934,720.47/9,197.52
  6. Step 6: Final answer
    x = 13,039.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.