Home / 3,204.48-4,384.14-3,190.64

Finding the Fourth Proportional to 3,204.48, 4,384.14 and 3,190.64

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Solution

The fourth proportional to 3,204.48, 4,384.14 and 3,190.64 is: 4,365.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,204.48 : 4,384.14 = 3,190.64 : x
  2. Step 2: Convert to fraction form
    3,204.48/4,384.14 = 3,190.64/x
  3. Step 3: Cross multiply
    3,204.48x = 4,384.14 × 3,190.64
  4. Step 4: Simplify right side
    3,204.48x = 13,988,190.53
  5. Step 5: Solve for x
    x = 13,988,190.53/3,204.48
  6. Step 6: Final answer
    x = 4,365.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.