Home / 11,554.76-15,945.56-6,249.56

Finding the Fourth Proportional to 11,554.76, 15,945.56 and 6,249.56

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Solution

The fourth proportional to 11,554.76, 15,945.56 and 6,249.56 is: 8,624.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,554.76 : 15,945.56 = 6,249.56 : x
  2. Step 2: Convert to fraction form
    11,554.76/15,945.56 = 6,249.56/x
  3. Step 3: Cross multiply
    11,554.76x = 15,945.56 × 6,249.56
  4. Step 4: Simplify right side
    11,554.76x = 99,652,742.57
  5. Step 5: Solve for x
    x = 99,652,742.57/11,554.76
  6. Step 6: Final answer
    x = 8,624.39

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.