Home / 2,818.01-4,227.32-1,649.79

Finding the Fourth Proportional to 2,818.01, 4,227.32 and 1,649.79

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Solution

The fourth proportional to 2,818.01, 4,227.32 and 1,649.79 is: 2,474.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,818.01 : 4,227.32 = 1,649.79 : x
  2. Step 2: Convert to fraction form
    2,818.01/4,227.32 = 1,649.79/x
  3. Step 3: Cross multiply
    2,818.01x = 4,227.32 × 1,649.79
  4. Step 4: Simplify right side
    2,818.01x = 6,974,194.39
  5. Step 5: Solve for x
    x = 6,974,194.39/2,818.01
  6. Step 6: Final answer
    x = 2,474.86

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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.