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Finding the Fourth Proportional to 8,684.03, 13,027.67 and 2,840.96

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Solution

The fourth proportional to 8,684.03, 13,027.67 and 2,840.96 is: 4,261.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,684.03 : 13,027.67 = 2,840.96 : x
  2. Step 2: Convert to fraction form
    8,684.03/13,027.67 = 2,840.96/x
  3. Step 3: Cross multiply
    8,684.03x = 13,027.67 × 2,840.96
  4. Step 4: Simplify right side
    8,684.03x = 37,011,089.36
  5. Step 5: Solve for x
    x = 37,011,089.36/8,684.03
  6. Step 6: Final answer
    x = 4,261.97

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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.