Home / 3,694.85-5,543.18-1,503.39

Finding the Fourth Proportional to 3,694.85, 5,543.18 and 1,503.39

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Solution

The fourth proportional to 3,694.85, 5,543.18 and 1,503.39 is: 2,255.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,694.85 : 5,543.18 = 1,503.39 : x
  2. Step 2: Convert to fraction form
    3,694.85/5,543.18 = 1,503.39/x
  3. Step 3: Cross multiply
    3,694.85x = 5,543.18 × 1,503.39
  4. Step 4: Simplify right side
    3,694.85x = 8,333,553.86
  5. Step 5: Solve for x
    x = 8,333,553.86/3,694.85
  6. Step 6: Final answer
    x = 2,255.45

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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.