Home / 7,443.72-11,170.44-3,548.43

Finding the Fourth Proportional to 7,443.72, 11,170.44 and 3,548.43

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Solution

The fourth proportional to 7,443.72, 11,170.44 and 3,548.43 is: 5,324.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,443.72 : 11,170.44 = 3,548.43 : x
  2. Step 2: Convert to fraction form
    7,443.72/11,170.44 = 3,548.43/x
  3. Step 3: Cross multiply
    7,443.72x = 11,170.44 × 3,548.43
  4. Step 4: Simplify right side
    7,443.72x = 39,637,524.41
  5. Step 5: Solve for x
    x = 39,637,524.41/7,443.72
  6. Step 6: Final answer
    x = 5,324.96

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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.