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Finding the Fourth Proportional to 4,011.84, 6,009 and 3,310.62

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Solution

The fourth proportional to 4,011.84, 6,009 and 3,310.62 is: 4,958.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,011.84 : 6,009 = 3,310.62 : x
  2. Step 2: Convert to fraction form
    4,011.84/6,009 = 3,310.62/x
  3. Step 3: Cross multiply
    4,011.84x = 6,009 × 3,310.62
  4. Step 4: Simplify right side
    4,011.84x = 19,893,515.58
  5. Step 5: Solve for x
    x = 19,893,515.58/4,011.84
  6. Step 6: Final answer
    x = 4,958.70

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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.