Home / 8,814.72-13,222.08-3,884.32

Finding the Fourth Proportional to 8,814.72, 13,222.08 and 3,884.32

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Solution

The fourth proportional to 8,814.72, 13,222.08 and 3,884.32 is: 5,826.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,814.72 : 13,222.08 = 3,884.32 : x
  2. Step 2: Convert to fraction form
    8,814.72/13,222.08 = 3,884.32/x
  3. Step 3: Cross multiply
    8,814.72x = 13,222.08 × 3,884.32
  4. Step 4: Simplify right side
    8,814.72x = 51,358,789.79
  5. Step 5: Solve for x
    x = 51,358,789.79/8,814.72
  6. Step 6: Final answer
    x = 5,826.48

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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.