Home / 4,436.43-6,122.71-3,315.43

Finding the Fourth Proportional to 4,436.43, 6,122.71 and 3,315.43

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Solution

The fourth proportional to 4,436.43, 6,122.71 and 3,315.43 is: 4,575.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,436.43 : 6,122.71 = 3,315.43 : x
  2. Step 2: Convert to fraction form
    4,436.43/6,122.71 = 3,315.43/x
  3. Step 3: Cross multiply
    4,436.43x = 6,122.71 × 3,315.43
  4. Step 4: Simplify right side
    4,436.43x = 20,299,375.12
  5. Step 5: Solve for x
    x = 20,299,375.12/4,436.43
  6. Step 6: Final answer
    x = 4,575.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.