Home / 11,008.38-15,191.16-6,228.48

Finding the Fourth Proportional to 11,008.38, 15,191.16 and 6,228.48

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Solution

The fourth proportional to 11,008.38, 15,191.16 and 6,228.48 is: 8,595.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,008.38 : 15,191.16 = 6,228.48 : x
  2. Step 2: Convert to fraction form
    11,008.38/15,191.16 = 6,228.48/x
  3. Step 3: Cross multiply
    11,008.38x = 15,191.16 × 6,228.48
  4. Step 4: Simplify right side
    11,008.38x = 94,617,836.24
  5. Step 5: Solve for x
    x = 94,617,836.24/11,008.38
  6. Step 6: Final answer
    x = 8,595.07

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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.