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Finding the Fourth Proportional to 8,383.05, 12,574.05 and 4,676.96

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Solution

The fourth proportional to 8,383.05, 12,574.05 and 4,676.96 is: 7,015.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,383.05 : 12,574.05 = 4,676.96 : x
  2. Step 2: Convert to fraction form
    8,383.05/12,574.05 = 4,676.96/x
  3. Step 3: Cross multiply
    8,383.05x = 12,574.05 × 4,676.96
  4. Step 4: Simplify right side
    8,383.05x = 58,808,266.02
  5. Step 5: Solve for x
    x = 58,808,266.02/8,383.05
  6. Step 6: Final answer
    x = 7,015.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.