Home / 7,674.85-11,505.54-6,369.44

Finding the Fourth Proportional to 7,674.85, 11,505.54 and 6,369.44

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Solution

The fourth proportional to 7,674.85, 11,505.54 and 6,369.44 is: 9,548.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,674.85 : 11,505.54 = 6,369.44 : x
  2. Step 2: Convert to fraction form
    7,674.85/11,505.54 = 6,369.44/x
  3. Step 3: Cross multiply
    7,674.85x = 11,505.54 × 6,369.44
  4. Step 4: Simplify right side
    7,674.85x = 73,283,813.06
  5. Step 5: Solve for x
    x = 73,283,813.06/7,674.85
  6. Step 6: Final answer
    x = 9,548.56

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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.