Home / 4,282.97-6,424.35-1,974.47

Finding the Fourth Proportional to 4,282.97, 6,424.35 and 1,974.47

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Solution

The fourth proportional to 4,282.97, 6,424.35 and 1,974.47 is: 2,961.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,282.97 : 6,424.35 = 1,974.47 : x
  2. Step 2: Convert to fraction form
    4,282.97/6,424.35 = 1,974.47/x
  3. Step 3: Cross multiply
    4,282.97x = 6,424.35 × 1,974.47
  4. Step 4: Simplify right side
    4,282.97x = 12,684,654.22
  5. Step 5: Solve for x
    x = 12,684,654.22/4,282.97
  6. Step 6: Final answer
    x = 2,961.65

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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.