Home / 5,043.15-6,951.96-3,979.08

Finding the Fourth Proportional to 5,043.15, 6,951.96 and 3,979.08

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Solution

The fourth proportional to 5,043.15, 6,951.96 and 3,979.08 is: 5,485.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,043.15 : 6,951.96 = 3,979.08 : x
  2. Step 2: Convert to fraction form
    5,043.15/6,951.96 = 3,979.08/x
  3. Step 3: Cross multiply
    5,043.15x = 6,951.96 × 3,979.08
  4. Step 4: Simplify right side
    5,043.15x = 27,662,405.00
  5. Step 5: Solve for x
    x = 27,662,405.00/5,043.15
  6. Step 6: Final answer
    x = 5,485.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.