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Finding the Fourth Proportional to 8,773.92, 12,104.10 and 5,235.03

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Solution

The fourth proportional to 8,773.92, 12,104.10 and 5,235.03 is: 7,222.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,773.92 : 12,104.10 = 5,235.03 : x
  2. Step 2: Convert to fraction form
    8,773.92/12,104.10 = 5,235.03/x
  3. Step 3: Cross multiply
    8,773.92x = 12,104.10 × 5,235.03
  4. Step 4: Simplify right side
    8,773.92x = 63,365,326.62
  5. Step 5: Solve for x
    x = 63,365,326.62/8,773.92
  6. Step 6: Final answer
    x = 7,222.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.