Home / 3,330.82-4,985.25-2,966.32

Finding the Fourth Proportional to 3,330.82, 4,985.25 and 2,966.32

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Solution

The fourth proportional to 3,330.82, 4,985.25 and 2,966.32 is: 4,439.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,330.82 : 4,985.25 = 2,966.32 : x
  2. Step 2: Convert to fraction form
    3,330.82/4,985.25 = 2,966.32/x
  3. Step 3: Cross multiply
    3,330.82x = 4,985.25 × 2,966.32
  4. Step 4: Simplify right side
    3,330.82x = 14,787,846.78
  5. Step 5: Solve for x
    x = 14,787,846.78/3,330.82
  6. Step 6: Final answer
    x = 4,439.70

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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.