Home / 11,170.43-16,753.80-3,774.72

Finding the Fourth Proportional to 11,170.43, 16,753.80 and 3,774.72

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Solution

The fourth proportional to 11,170.43, 16,753.80 and 3,774.72 is: 5,661.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,170.43 : 16,753.80 = 3,774.72 : x
  2. Step 2: Convert to fraction form
    11,170.43/16,753.80 = 3,774.72/x
  3. Step 3: Cross multiply
    11,170.43x = 16,753.80 × 3,774.72
  4. Step 4: Simplify right side
    11,170.43x = 63,240,903.94
  5. Step 5: Solve for x
    x = 63,240,903.94/11,170.43
  6. Step 6: Final answer
    x = 5,661.46

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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.