Home / 5,441.82-8,151.21-4,515.18

Finding the Fourth Proportional to 5,441.82, 8,151.21 and 4,515.18

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Solution

The fourth proportional to 5,441.82, 8,151.21 and 4,515.18 is: 6,763.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,441.82 : 8,151.21 = 4,515.18 : x
  2. Step 2: Convert to fraction form
    5,441.82/8,151.21 = 4,515.18/x
  3. Step 3: Cross multiply
    5,441.82x = 8,151.21 × 4,515.18
  4. Step 4: Simplify right side
    5,441.82x = 36,804,180.37
  5. Step 5: Solve for x
    x = 36,804,180.37/5,441.82
  6. Step 6: Final answer
    x = 6,763.21

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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.