Home / 11,692.00-16,134.35-6,385.79

Finding the Fourth Proportional to 11,692.00, 16,134.35 and 6,385.79

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Solution

The fourth proportional to 11,692.00, 16,134.35 and 6,385.79 is: 8,812.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,692.00 : 16,134.35 = 6,385.79 : x
  2. Step 2: Convert to fraction form
    11,692.00/16,134.35 = 6,385.79/x
  3. Step 3: Cross multiply
    11,692.00x = 16,134.35 × 6,385.79
  4. Step 4: Simplify right side
    11,692.00x = 103,030,546.52
  5. Step 5: Solve for x
    x = 103,030,546.52/11,692.00
  6. Step 6: Final answer
    x = 8,812.06

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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.