Home / 8,785.38-13,181.94-3,237.42

Finding the Fourth Proportional to 8,785.38, 13,181.94 and 3,237.42

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Solution

The fourth proportional to 8,785.38, 13,181.94 and 3,237.42 is: 4,857.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,785.38 : 13,181.94 = 3,237.42 : x
  2. Step 2: Convert to fraction form
    8,785.38/13,181.94 = 3,237.42/x
  3. Step 3: Cross multiply
    8,785.38x = 13,181.94 × 3,237.42
  4. Step 4: Simplify right side
    8,785.38x = 42,675,476.19
  5. Step 5: Solve for x
    x = 42,675,476.19/8,785.38
  6. Step 6: Final answer
    x = 4,857.56

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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.