Home / 4,436.21-6,116.91-3,315.26

Finding the Fourth Proportional to 4,436.21, 6,116.91 and 3,315.26

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Solution

The fourth proportional to 4,436.21, 6,116.91 and 3,315.26 is: 4,571.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,436.21 : 6,116.91 = 3,315.26 : x
  2. Step 2: Convert to fraction form
    4,436.21/6,116.91 = 3,315.26/x
  3. Step 3: Cross multiply
    4,436.21x = 6,116.91 × 3,315.26
  4. Step 4: Simplify right side
    4,436.21x = 20,279,147.05
  5. Step 5: Solve for x
    x = 20,279,147.05/4,436.21
  6. Step 6: Final answer
    x = 4,571.28

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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.