Home / 5,441.24-8,156.26-2,153

Finding the Fourth Proportional to 5,441.24, 8,156.26 and 2,153

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Solution

The fourth proportional to 5,441.24, 8,156.26 and 2,153 is: 3,227.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,441.24 : 8,156.26 = 2,153 : x
  2. Step 2: Convert to fraction form
    5,441.24/8,156.26 = 2,153/x
  3. Step 3: Cross multiply
    5,441.24x = 8,156.26 × 2,153
  4. Step 4: Simplify right side
    5,441.24x = 17,560,427.78
  5. Step 5: Solve for x
    x = 17,560,427.78/5,441.24
  6. Step 6: Final answer
    x = 3,227.28

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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.