Home / 11,692.96-16,136.68-7,216.92

Finding the Fourth Proportional to 11,692.96, 16,136.68 and 7,216.92

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Solution

The fourth proportional to 11,692.96, 16,136.68 and 7,216.92 is: 9,959.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,692.96 : 16,136.68 = 7,216.92 : x
  2. Step 2: Convert to fraction form
    11,692.96/16,136.68 = 7,216.92/x
  3. Step 3: Cross multiply
    11,692.96x = 16,136.68 × 7,216.92
  4. Step 4: Simplify right side
    11,692.96x = 116,457,128.63
  5. Step 5: Solve for x
    x = 116,457,128.63/11,692.96
  6. Step 6: Final answer
    x = 9,959.59

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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.