Home / 5,923.42-8,174.16-3,904.36

Finding the Fourth Proportional to 5,923.42, 8,174.16 and 3,904.36

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Solution

The fourth proportional to 5,923.42, 8,174.16 and 3,904.36 is: 5,387.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,923.42 : 8,174.16 = 3,904.36 : x
  2. Step 2: Convert to fraction form
    5,923.42/8,174.16 = 3,904.36/x
  3. Step 3: Cross multiply
    5,923.42x = 8,174.16 × 3,904.36
  4. Step 4: Simplify right side
    5,923.42x = 31,914,857.54
  5. Step 5: Solve for x
    x = 31,914,857.54/5,923.42
  6. Step 6: Final answer
    x = 5,387.91

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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.