Home / 5,863.05-8,090.42-3,345.71

Finding the Fourth Proportional to 5,863.05, 8,090.42 and 3,345.71

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Solution

The fourth proportional to 5,863.05, 8,090.42 and 3,345.71 is: 4,616.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,863.05 : 8,090.42 = 3,345.71 : x
  2. Step 2: Convert to fraction form
    5,863.05/8,090.42 = 3,345.71/x
  3. Step 3: Cross multiply
    5,863.05x = 8,090.42 × 3,345.71
  4. Step 4: Simplify right side
    5,863.05x = 27,068,141.92
  5. Step 5: Solve for x
    x = 27,068,141.92/5,863.05
  6. Step 6: Final answer
    x = 4,616.73

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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.