Home / 4,215.97-6,324.90-1,294.57

Finding the Fourth Proportional to 4,215.97, 6,324.90 and 1,294.57

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Solution

The fourth proportional to 4,215.97, 6,324.90 and 1,294.57 is: 1,942.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,215.97 : 6,324.90 = 1,294.57 : x
  2. Step 2: Convert to fraction form
    4,215.97/6,324.90 = 1,294.57/x
  3. Step 3: Cross multiply
    4,215.97x = 6,324.90 × 1,294.57
  4. Step 4: Simplify right side
    4,215.97x = 8,188,025.79
  5. Step 5: Solve for x
    x = 8,188,025.79/4,215.97
  6. Step 6: Final answer
    x = 1,942.15

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1.5x scale

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.