Home / 8,182.14-11,291.19-4,456.06

Finding the Fourth Proportional to 8,182.14, 11,291.19 and 4,456.06

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Solution

The fourth proportional to 8,182.14, 11,291.19 and 4,456.06 is: 6,149.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,182.14 : 11,291.19 = 4,456.06 : x
  2. Step 2: Convert to fraction form
    8,182.14/11,291.19 = 4,456.06/x
  3. Step 3: Cross multiply
    8,182.14x = 11,291.19 × 4,456.06
  4. Step 4: Simplify right side
    8,182.14x = 50,314,220.11
  5. Step 5: Solve for x
    x = 50,314,220.11/8,182.14
  6. Step 6: Final answer
    x = 6,149.27

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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.