Home / 11,203.38-15,460.68-6,167.42

Finding the Fourth Proportional to 11,203.38, 15,460.68 and 6,167.42

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Solution

The fourth proportional to 11,203.38, 15,460.68 and 6,167.42 is: 8,511.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,203.38 : 15,460.68 = 6,167.42 : x
  2. Step 2: Convert to fraction form
    11,203.38/15,460.68 = 6,167.42/x
  3. Step 3: Cross multiply
    11,203.38x = 15,460.68 × 6,167.42
  4. Step 4: Simplify right side
    11,203.38x = 95,352,507.05
  5. Step 5: Solve for x
    x = 95,352,507.05/11,203.38
  6. Step 6: Final answer
    x = 8,511.05

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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.