Home / 4,282.43-6,422.03-1,818.41

Finding the Fourth Proportional to 4,282.43, 6,422.03 and 1,818.41

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Solution

The fourth proportional to 4,282.43, 6,422.03 and 1,818.41 is: 2,726.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,282.43 : 6,422.03 = 1,818.41 : x
  2. Step 2: Convert to fraction form
    4,282.43/6,422.03 = 1,818.41/x
  3. Step 3: Cross multiply
    4,282.43x = 6,422.03 × 1,818.41
  4. Step 4: Simplify right side
    4,282.43x = 11,677,874.48
  5. Step 5: Solve for x
    x = 11,677,874.48/4,282.43
  6. Step 6: Final answer
    x = 2,726.93

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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.