Home / 5,473.38-8,212.75-3,392.83

Finding the Fourth Proportional to 5,473.38, 8,212.75 and 3,392.83

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Solution

The fourth proportional to 5,473.38, 8,212.75 and 3,392.83 is: 5,090.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,473.38 : 8,212.75 = 3,392.83 : x
  2. Step 2: Convert to fraction form
    5,473.38/8,212.75 = 3,392.83/x
  3. Step 3: Cross multiply
    5,473.38x = 8,212.75 × 3,392.83
  4. Step 4: Simplify right side
    5,473.38x = 27,864,464.58
  5. Step 5: Solve for x
    x = 27,864,464.58/5,473.38
  6. Step 6: Final answer
    x = 5,090.91

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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.