Home / 8,112.56-11,195.01-4,575.69

Finding the Fourth Proportional to 8,112.56, 11,195.01 and 4,575.69

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Solution

The fourth proportional to 8,112.56, 11,195.01 and 4,575.69 is: 6,314.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,112.56 : 11,195.01 = 4,575.69 : x
  2. Step 2: Convert to fraction form
    8,112.56/11,195.01 = 4,575.69/x
  3. Step 3: Cross multiply
    8,112.56x = 11,195.01 × 4,575.69
  4. Step 4: Simplify right side
    8,112.56x = 51,224,895.31
  5. Step 5: Solve for x
    x = 51,224,895.31/8,112.56
  6. Step 6: Final answer
    x = 6,314.27

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Half scale
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Double scale
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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.