Home / 5,979.96-8,252.28-3,622.86

Finding the Fourth Proportional to 5,979.96, 8,252.28 and 3,622.86

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Solution

The fourth proportional to 5,979.96, 8,252.28 and 3,622.86 is: 4,999.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,979.96 : 8,252.28 = 3,622.86 : x
  2. Step 2: Convert to fraction form
    5,979.96/8,252.28 = 3,622.86/x
  3. Step 3: Cross multiply
    5,979.96x = 8,252.28 × 3,622.86
  4. Step 4: Simplify right side
    5,979.96x = 29,896,855.12
  5. Step 5: Solve for x
    x = 29,896,855.12/5,979.96
  6. Step 6: Final answer
    x = 4,999.51

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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.