Home / 4,276.30-6,414.87-1,776.97

Finding the Fourth Proportional to 4,276.30, 6,414.87 and 1,776.97

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Solution

The fourth proportional to 4,276.30, 6,414.87 and 1,776.97 is: 2,665.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,276.30 : 6,414.87 = 1,776.97 : x
  2. Step 2: Convert to fraction form
    4,276.30/6,414.87 = 1,776.97/x
  3. Step 3: Cross multiply
    4,276.30x = 6,414.87 × 1,776.97
  4. Step 4: Simplify right side
    4,276.30x = 11,399,031.54
  5. Step 5: Solve for x
    x = 11,399,031.54/4,276.30
  6. Step 6: Final answer
    x = 2,665.63

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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.