Home / 11,474.04-17,212.68-3,680.22

Finding the Fourth Proportional to 11,474.04, 17,212.68 and 3,680.22

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Solution

The fourth proportional to 11,474.04, 17,212.68 and 3,680.22 is: 5,520.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,474.04 : 17,212.68 = 3,680.22 : x
  2. Step 2: Convert to fraction form
    11,474.04/17,212.68 = 3,680.22/x
  3. Step 3: Cross multiply
    11,474.04x = 17,212.68 × 3,680.22
  4. Step 4: Simplify right side
    11,474.04x = 63,346,449.19
  5. Step 5: Solve for x
    x = 63,346,449.19/11,474.04
  6. Step 6: Final answer
    x = 5,520.85

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Double scale
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Similar ratio
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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.