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Finding the Fourth Proportional to 8,274.08, 12,394.92 and 4,804.04

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Solution

The fourth proportional to 8,274.08, 12,394.92 and 4,804.04 is: 7,196.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,274.08 : 12,394.92 = 4,804.04 : x
  2. Step 2: Convert to fraction form
    8,274.08/12,394.92 = 4,804.04/x
  3. Step 3: Cross multiply
    8,274.08x = 12,394.92 × 4,804.04
  4. Step 4: Simplify right side
    8,274.08x = 59,545,691.48
  5. Step 5: Solve for x
    x = 59,545,691.48/8,274.08
  6. Step 6: Final answer
    x = 7,196.65

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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.