Home / 5,979.06-8,251.74-3,621.24

Finding the Fourth Proportional to 5,979.06, 8,251.74 and 3,621.24

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Solution

The fourth proportional to 5,979.06, 8,251.74 and 3,621.24 is: 4,997.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,979.06 : 8,251.74 = 3,621.24 : x
  2. Step 2: Convert to fraction form
    5,979.06/8,251.74 = 3,621.24/x
  3. Step 3: Cross multiply
    5,979.06x = 8,251.74 × 3,621.24
  4. Step 4: Simplify right side
    5,979.06x = 29,881,530.96
  5. Step 5: Solve for x
    x = 29,881,530.96/5,979.06
  6. Step 6: Final answer
    x = 4,997.70

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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.