Home / 5,974.08-8,239.98-3,983.64

Finding the Fourth Proportional to 5,974.08, 8,239.98 and 3,983.64

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Solution

The fourth proportional to 5,974.08, 8,239.98 and 3,983.64 is: 5,494.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,974.08 : 8,239.98 = 3,983.64 : x
  2. Step 2: Convert to fraction form
    5,974.08/8,239.98 = 3,983.64/x
  3. Step 3: Cross multiply
    5,974.08x = 8,239.98 × 3,983.64
  4. Step 4: Simplify right side
    5,974.08x = 32,825,113.93
  5. Step 5: Solve for x
    x = 32,825,113.93/5,974.08
  6. Step 6: Final answer
    x = 5,494.59

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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.