Home / 3,979.62-5,971.05-2,336.94

Finding the Fourth Proportional to 3,979.62, 5,971.05 and 2,336.94

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Solution

The fourth proportional to 3,979.62, 5,971.05 and 2,336.94 is: 3,506.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,979.62 : 5,971.05 = 2,336.94 : x
  2. Step 2: Convert to fraction form
    3,979.62/5,971.05 = 2,336.94/x
  3. Step 3: Cross multiply
    3,979.62x = 5,971.05 × 2,336.94
  4. Step 4: Simplify right side
    3,979.62x = 13,953,985.59
  5. Step 5: Solve for x
    x = 13,953,985.59/3,979.62
  6. Step 6: Final answer
    x = 3,506.36

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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.