Home / 11,610.54-16,022.42-6,305.40

Finding the Fourth Proportional to 11,610.54, 16,022.42 and 6,305.40

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Solution

The fourth proportional to 11,610.54, 16,022.42 and 6,305.40 is: 8,701.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,610.54 : 16,022.42 = 6,305.40 : x
  2. Step 2: Convert to fraction form
    11,610.54/16,022.42 = 6,305.40/x
  3. Step 3: Cross multiply
    11,610.54x = 16,022.42 × 6,305.40
  4. Step 4: Simplify right side
    11,610.54x = 101,027,735.54
  5. Step 5: Solve for x
    x = 101,027,735.54/11,610.54
  6. Step 6: Final answer
    x = 8,701.38

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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.