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Finding the Fourth Proportional to 5,808.67, 8,016.04 and 3,156.12

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Solution

The fourth proportional to 5,808.67, 8,016.04 and 3,156.12 is: 4,355.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,808.67 : 8,016.04 = 3,156.12 : x
  2. Step 2: Convert to fraction form
    5,808.67/8,016.04 = 3,156.12/x
  3. Step 3: Cross multiply
    5,808.67x = 8,016.04 × 3,156.12
  4. Step 4: Simplify right side
    5,808.67x = 25,299,584.16
  5. Step 5: Solve for x
    x = 25,299,584.16/5,808.67
  6. Step 6: Final answer
    x = 4,355.49

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1.5x scale

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.