Home / 3,703.88-5,115.18-3,204.12

Finding the Fourth Proportional to 3,703.88, 5,115.18 and 3,204.12

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Solution

The fourth proportional to 3,703.88, 5,115.18 and 3,204.12 is: 4,425.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,703.88 : 5,115.18 = 3,204.12 : x
  2. Step 2: Convert to fraction form
    3,703.88/5,115.18 = 3,204.12/x
  3. Step 3: Cross multiply
    3,703.88x = 5,115.18 × 3,204.12
  4. Step 4: Simplify right side
    3,703.88x = 16,389,650.54
  5. Step 5: Solve for x
    x = 16,389,650.54/3,703.88
  6. Step 6: Final answer
    x = 4,425.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.