Home / 8,173.43-12,254.86-3,496.49

Finding the Fourth Proportional to 8,173.43, 12,254.86 and 3,496.49

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Solution

The fourth proportional to 8,173.43, 12,254.86 and 3,496.49 is: 5,242.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,173.43 : 12,254.86 = 3,496.49 : x
  2. Step 2: Convert to fraction form
    8,173.43/12,254.86 = 3,496.49/x
  3. Step 3: Cross multiply
    8,173.43x = 12,254.86 × 3,496.49
  4. Step 4: Simplify right side
    8,173.43x = 42,848,995.44
  5. Step 5: Solve for x
    x = 42,848,995.44/8,173.43
  6. Step 6: Final answer
    x = 5,242.47

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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.