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Finding the Fourth Proportional to 5,808.84, 8,713.26 and 3,864.84

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Solution

The fourth proportional to 5,808.84, 8,713.26 and 3,864.84 is: 5,797.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,808.84 : 8,713.26 = 3,864.84 : x
  2. Step 2: Convert to fraction form
    5,808.84/8,713.26 = 3,864.84/x
  3. Step 3: Cross multiply
    5,808.84x = 8,713.26 × 3,864.84
  4. Step 4: Simplify right side
    5,808.84x = 33,675,355.78
  5. Step 5: Solve for x
    x = 33,675,355.78/5,808.84
  6. Step 6: Final answer
    x = 5,797.26

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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.