Home / 5,197.94-7,172.52-2,959.88

Finding the Fourth Proportional to 5,197.94, 7,172.52 and 2,959.88

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Solution

The fourth proportional to 5,197.94, 7,172.52 and 2,959.88 is: 4,084.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,197.94 : 7,172.52 = 2,959.88 : x
  2. Step 2: Convert to fraction form
    5,197.94/7,172.52 = 2,959.88/x
  3. Step 3: Cross multiply
    5,197.94x = 7,172.52 × 2,959.88
  4. Step 4: Simplify right side
    5,197.94x = 21,229,798.50
  5. Step 5: Solve for x
    x = 21,229,798.50/5,197.94
  6. Step 6: Final answer
    x = 4,084.27

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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.