Home / 4,265.90-6,397.31-1,634.15

Finding the Fourth Proportional to 4,265.90, 6,397.31 and 1,634.15

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Solution

The fourth proportional to 4,265.90, 6,397.31 and 1,634.15 is: 2,450.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,265.90 : 6,397.31 = 1,634.15 : x
  2. Step 2: Convert to fraction form
    4,265.90/6,397.31 = 1,634.15/x
  3. Step 3: Cross multiply
    4,265.90x = 6,397.31 × 1,634.15
  4. Step 4: Simplify right side
    4,265.90x = 10,454,123.98
  5. Step 5: Solve for x
    x = 10,454,123.98/4,265.90
  6. Step 6: Final answer
    x = 2,450.63

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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.