Home / 9,081.38-13,618.54-3,533.96

Finding the Fourth Proportional to 9,081.38, 13,618.54 and 3,533.96

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Solution

The fourth proportional to 9,081.38, 13,618.54 and 3,533.96 is: 5,299.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,081.38 : 13,618.54 = 3,533.96 : x
  2. Step 2: Convert to fraction form
    9,081.38/13,618.54 = 3,533.96/x
  3. Step 3: Cross multiply
    9,081.38x = 13,618.54 × 3,533.96
  4. Step 4: Simplify right side
    9,081.38x = 48,127,375.62
  5. Step 5: Solve for x
    x = 48,127,375.62/9,081.38
  6. Step 6: Final answer
    x = 5,299.57

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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.