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Finding the Fourth Proportional to 5,782.82, 8,676.99 and 5,539.07

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Solution

The fourth proportional to 5,782.82, 8,676.99 and 5,539.07 is: 8,311.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,782.82 : 8,676.99 = 5,539.07 : x
  2. Step 2: Convert to fraction form
    5,782.82/8,676.99 = 5,539.07/x
  3. Step 3: Cross multiply
    5,782.82x = 8,676.99 × 5,539.07
  4. Step 4: Simplify right side
    5,782.82x = 48,062,476.69
  5. Step 5: Solve for x
    x = 48,062,476.69/5,782.82
  6. Step 6: Final answer
    x = 8,311.26

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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.