Home / 11,081.38-15,291.72-6,045.62

Finding the Fourth Proportional to 11,081.38, 15,291.72 and 6,045.62

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Solution

The fourth proportional to 11,081.38, 15,291.72 and 6,045.62 is: 8,342.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,081.38 : 15,291.72 = 6,045.62 : x
  2. Step 2: Convert to fraction form
    11,081.38/15,291.72 = 6,045.62/x
  3. Step 3: Cross multiply
    11,081.38x = 15,291.72 × 6,045.62
  4. Step 4: Simplify right side
    11,081.38x = 92,447,928.27
  5. Step 5: Solve for x
    x = 92,447,928.27/11,081.38
  6. Step 6: Final answer
    x = 8,342.64

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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.