Home / 4,146.30-6,212.97-2,897.82

Finding the Fourth Proportional to 4,146.30, 6,212.97 and 2,897.82

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Solution

The fourth proportional to 4,146.30, 6,212.97 and 2,897.82 is: 4,342.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,146.30 : 6,212.97 = 2,897.82 : x
  2. Step 2: Convert to fraction form
    4,146.30/6,212.97 = 2,897.82/x
  3. Step 3: Cross multiply
    4,146.30x = 6,212.97 × 2,897.82
  4. Step 4: Simplify right side
    4,146.30x = 18,004,068.73
  5. Step 5: Solve for x
    x = 18,004,068.73/4,146.30
  6. Step 6: Final answer
    x = 4,342.20

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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.