Home / 7,153.21-10,729.82-2,222.85

Finding the Fourth Proportional to 7,153.21, 10,729.82 and 2,222.85

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Solution

The fourth proportional to 7,153.21, 10,729.82 and 2,222.85 is: 3,334.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,153.21 : 10,729.82 = 2,222.85 : x
  2. Step 2: Convert to fraction form
    7,153.21/10,729.82 = 2,222.85/x
  3. Step 3: Cross multiply
    7,153.21x = 10,729.82 × 2,222.85
  4. Step 4: Simplify right side
    7,153.21x = 23,850,783.50
  5. Step 5: Solve for x
    x = 23,850,783.50/7,153.21
  6. Step 6: Final answer
    x = 3,334.28

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Double scale
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Similar ratio
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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.