Home / 4,441.21-6,128.54-2,552.80

Finding the Fourth Proportional to 4,441.21, 6,128.54 and 2,552.80

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Solution

The fourth proportional to 4,441.21, 6,128.54 and 2,552.80 is: 3,522.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,441.21 : 6,128.54 = 2,552.80 : x
  2. Step 2: Convert to fraction form
    4,441.21/6,128.54 = 2,552.80/x
  3. Step 3: Cross multiply
    4,441.21x = 6,128.54 × 2,552.80
  4. Step 4: Simplify right side
    4,441.21x = 15,644,936.91
  5. Step 5: Solve for x
    x = 15,644,936.91/4,441.21
  6. Step 6: Final answer
    x = 3,522.67

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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.