Home / 7,563.67-11,338.58-3,181.43

Finding the Fourth Proportional to 7,563.67, 11,338.58 and 3,181.43

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Solution

The fourth proportional to 7,563.67, 11,338.58 and 3,181.43 is: 4,769.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,563.67 : 11,338.58 = 3,181.43 : x
  2. Step 2: Convert to fraction form
    7,563.67/11,338.58 = 3,181.43/x
  3. Step 3: Cross multiply
    7,563.67x = 11,338.58 × 3,181.43
  4. Step 4: Simplify right side
    7,563.67x = 36,072,934.87
  5. Step 5: Solve for x
    x = 36,072,934.87/7,563.67
  6. Step 6: Final answer
    x = 4,769.24

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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.