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Finding the Fourth Proportional to 8,464.37, 11,678.18 and 4,926.92

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Solution

The fourth proportional to 8,464.37, 11,678.18 and 4,926.92 is: 6,797.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,464.37 : 11,678.18 = 4,926.92 : x
  2. Step 2: Convert to fraction form
    8,464.37/11,678.18 = 4,926.92/x
  3. Step 3: Cross multiply
    8,464.37x = 11,678.18 × 4,926.92
  4. Step 4: Simplify right side
    8,464.37x = 57,537,375.58
  5. Step 5: Solve for x
    x = 57,537,375.58/8,464.37
  6. Step 6: Final answer
    x = 6,797.60

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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.