Home / 11,039.49-16,559.24-6,419.25

Finding the Fourth Proportional to 11,039.49, 16,559.24 and 6,419.25

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Solution

The fourth proportional to 11,039.49, 16,559.24 and 6,419.25 is: 9,628.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,039.49 : 16,559.24 = 6,419.25 : x
  2. Step 2: Convert to fraction form
    11,039.49/16,559.24 = 6,419.25/x
  3. Step 3: Cross multiply
    11,039.49x = 16,559.24 × 6,419.25
  4. Step 4: Simplify right side
    11,039.49x = 106,297,869.27
  5. Step 5: Solve for x
    x = 106,297,869.27/11,039.49
  6. Step 6: Final answer
    x = 9,628.88

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Half scale
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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.