Home / 8,190.38-11,302.73-4,833.23

Finding the Fourth Proportional to 8,190.38, 11,302.73 and 4,833.23

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Solution

The fourth proportional to 8,190.38, 11,302.73 and 4,833.23 is: 6,669.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,190.38 : 11,302.73 = 4,833.23 : x
  2. Step 2: Convert to fraction form
    8,190.38/11,302.73 = 4,833.23/x
  3. Step 3: Cross multiply
    8,190.38x = 11,302.73 × 4,833.23
  4. Step 4: Simplify right side
    8,190.38x = 54,628,693.72
  5. Step 5: Solve for x
    x = 54,628,693.72/8,190.38
  6. Step 6: Final answer
    x = 6,669.86

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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.