Home / 8,090.75-11,166.05-4,903.94

Finding the Fourth Proportional to 8,090.75, 11,166.05 and 4,903.94

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Solution

The fourth proportional to 8,090.75, 11,166.05 and 4,903.94 is: 6,767.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,090.75 : 11,166.05 = 4,903.94 : x
  2. Step 2: Convert to fraction form
    8,090.75/11,166.05 = 4,903.94/x
  3. Step 3: Cross multiply
    8,090.75x = 11,166.05 × 4,903.94
  4. Step 4: Simplify right side
    8,090.75x = 54,757,679.41
  5. Step 5: Solve for x
    x = 54,757,679.41/8,090.75
  6. Step 6: Final answer
    x = 6,767.93

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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.