Home / 11,588.38-15,991.82-6,283.19

Finding the Fourth Proportional to 11,588.38, 15,991.82 and 6,283.19

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Solution

The fourth proportional to 11,588.38, 15,991.82 and 6,283.19 is: 8,670.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,588.38 : 15,991.82 = 6,283.19 : x
  2. Step 2: Convert to fraction form
    11,588.38/15,991.82 = 6,283.19/x
  3. Step 3: Cross multiply
    11,588.38x = 15,991.82 × 6,283.19
  4. Step 4: Simplify right side
    11,588.38x = 100,479,563.55
  5. Step 5: Solve for x
    x = 100,479,563.55/11,588.38
  6. Step 6: Final answer
    x = 8,670.72

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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.