Home / 2,979.98-4,469.70-1,336.08

Finding the Fourth Proportional to 2,979.98, 4,469.70 and 1,336.08

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Solution

The fourth proportional to 2,979.98, 4,469.70 and 1,336.08 is: 2,004.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,979.98 : 4,469.70 = 1,336.08 : x
  2. Step 2: Convert to fraction form
    2,979.98/4,469.70 = 1,336.08/x
  3. Step 3: Cross multiply
    2,979.98x = 4,469.70 × 1,336.08
  4. Step 4: Simplify right side
    2,979.98x = 5,971,876.78
  5. Step 5: Solve for x
    x = 5,971,876.78/2,979.98
  6. Step 6: Final answer
    x = 2,004.00

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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.