Home / 8,004.50-11,958.16-6,692.30

Finding the Fourth Proportional to 8,004.50, 11,958.16 and 6,692.30

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Solution

The fourth proportional to 8,004.50, 11,958.16 and 6,692.30 is: 9,997.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,004.50 : 11,958.16 = 6,692.30 : x
  2. Step 2: Convert to fraction form
    8,004.50/11,958.16 = 6,692.30/x
  3. Step 3: Cross multiply
    8,004.50x = 11,958.16 × 6,692.30
  4. Step 4: Simplify right side
    8,004.50x = 80,027,594.17
  5. Step 5: Solve for x
    x = 80,027,594.17/8,004.50
  6. Step 6: Final answer
    x = 9,997.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.