Home / 9,421.44-14,132.55-3,499.88

Finding the Fourth Proportional to 9,421.44, 14,132.55 and 3,499.88

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Solution

The fourth proportional to 9,421.44, 14,132.55 and 3,499.88 is: 5,249.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,421.44 : 14,132.55 = 3,499.88 : x
  2. Step 2: Convert to fraction form
    9,421.44/14,132.55 = 3,499.88/x
  3. Step 3: Cross multiply
    9,421.44x = 14,132.55 × 3,499.88
  4. Step 4: Simplify right side
    9,421.44x = 49,462,269.88
  5. Step 5: Solve for x
    x = 49,462,269.88/9,421.44
  6. Step 6: Final answer
    x = 5,249.97

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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.