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Finding the Fourth Proportional to 9,194.94, 13,800.42 and 4,815.48

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Solution

The fourth proportional to 9,194.94, 13,800.42 and 4,815.48 is: 7,227.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,194.94 : 13,800.42 = 4,815.48 : x
  2. Step 2: Convert to fraction form
    9,194.94/13,800.42 = 4,815.48/x
  3. Step 3: Cross multiply
    9,194.94x = 13,800.42 × 4,815.48
  4. Step 4: Simplify right side
    9,194.94x = 66,455,646.50
  5. Step 5: Solve for x
    x = 66,455,646.50/9,194.94
  6. Step 6: Final answer
    x = 7,227.41

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1.5x scale

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.