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Finding the Fourth Proportional to 6,383.81, 8,808.30 and 3,730.01

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Solution

The fourth proportional to 6,383.81, 8,808.30 and 3,730.01 is: 5,146.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,383.81 : 8,808.30 = 3,730.01 : x
  2. Step 2: Convert to fraction form
    6,383.81/8,808.30 = 3,730.01/x
  3. Step 3: Cross multiply
    6,383.81x = 8,808.30 × 3,730.01
  4. Step 4: Simplify right side
    6,383.81x = 32,855,047.08
  5. Step 5: Solve for x
    x = 32,855,047.08/6,383.81
  6. Step 6: Final answer
    x = 5,146.62

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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.