Home / 5,957.72-8,221.29-3,305.08

Finding the Fourth Proportional to 5,957.72, 8,221.29 and 3,305.08

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Solution

The fourth proportional to 5,957.72, 8,221.29 and 3,305.08 is: 4,560.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,957.72 : 8,221.29 = 3,305.08 : x
  2. Step 2: Convert to fraction form
    5,957.72/8,221.29 = 3,305.08/x
  3. Step 3: Cross multiply
    5,957.72x = 8,221.29 × 3,305.08
  4. Step 4: Simplify right side
    5,957.72x = 27,172,021.15
  5. Step 5: Solve for x
    x = 27,172,021.15/5,957.72
  6. Step 6: Final answer
    x = 4,560.81

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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.