Home / 3,543.32-5,313.36-1,234.28

Finding the Fourth Proportional to 3,543.32, 5,313.36 and 1,234.28

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Solution

The fourth proportional to 3,543.32, 5,313.36 and 1,234.28 is: 1,850.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,543.32 : 5,313.36 = 1,234.28 : x
  2. Step 2: Convert to fraction form
    3,543.32/5,313.36 = 1,234.28/x
  3. Step 3: Cross multiply
    3,543.32x = 5,313.36 × 1,234.28
  4. Step 4: Simplify right side
    3,543.32x = 6,558,173.98
  5. Step 5: Solve for x
    x = 6,558,173.98/3,543.32
  6. Step 6: Final answer
    x = 1,850.86

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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.