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Finding the Fourth Proportional to 9,009.46, 13,514.19 and 3,164.73

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Solution

The fourth proportional to 9,009.46, 13,514.19 and 3,164.73 is: 4,747.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,009.46 : 13,514.19 = 3,164.73 : x
  2. Step 2: Convert to fraction form
    9,009.46/13,514.19 = 3,164.73/x
  3. Step 3: Cross multiply
    9,009.46x = 13,514.19 × 3,164.73
  4. Step 4: Simplify right side
    9,009.46x = 42,768,762.52
  5. Step 5: Solve for x
    x = 42,768,762.52/9,009.46
  6. Step 6: Final answer
    x = 4,747.10

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.