Home / 6,468.05-9,677.48-3,996.74

Finding the Fourth Proportional to 6,468.05, 9,677.48 and 3,996.74

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Solution

The fourth proportional to 6,468.05, 9,677.48 and 3,996.74 is: 5,979.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,468.05 : 9,677.48 = 3,996.74 : x
  2. Step 2: Convert to fraction form
    6,468.05/9,677.48 = 3,996.74/x
  3. Step 3: Cross multiply
    6,468.05x = 9,677.48 × 3,996.74
  4. Step 4: Simplify right side
    6,468.05x = 38,678,375.63
  5. Step 5: Solve for x
    x = 38,678,375.63/6,468.05
  6. Step 6: Final answer
    x = 5,979.91

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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.