Home / 3,464.12-5,195.39-998.39

Finding the Fourth Proportional to 3,464.12, 5,195.39 and 998.39

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Solution

The fourth proportional to 3,464.12, 5,195.39 and 998.39 is: 1,497.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,464.12 : 5,195.39 = 998.39 : x
  2. Step 2: Convert to fraction form
    3,464.12/5,195.39 = 998.39/x
  3. Step 3: Cross multiply
    3,464.12x = 5,195.39 × 998.39
  4. Step 4: Simplify right side
    3,464.12x = 5,186,994.45
  5. Step 5: Solve for x
    x = 5,186,994.45/3,464.12
  6. Step 6: Final answer
    x = 1,497.35

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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.