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Finding the Fourth Proportional to 5,676.91, 8,513.92 and 2,902.03

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Solution

The fourth proportional to 5,676.91, 8,513.92 and 2,902.03 is: 4,352.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,676.91 : 8,513.92 = 2,902.03 : x
  2. Step 2: Convert to fraction form
    5,676.91/8,513.92 = 2,902.03/x
  3. Step 3: Cross multiply
    5,676.91x = 8,513.92 × 2,902.03
  4. Step 4: Simplify right side
    5,676.91x = 24,707,651.26
  5. Step 5: Solve for x
    x = 24,707,651.26/5,676.91
  6. Step 6: Final answer
    x = 4,352.31

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1.5x scale

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.