Home / 11,271.30-16,910.19-3,374.41

Finding the Fourth Proportional to 11,271.30, 16,910.19 and 3,374.41

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Solution

The fourth proportional to 11,271.30, 16,910.19 and 3,374.41 is: 5,062.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,271.30 : 16,910.19 = 3,374.41 : x
  2. Step 2: Convert to fraction form
    11,271.30/16,910.19 = 3,374.41/x
  3. Step 3: Cross multiply
    11,271.30x = 16,910.19 × 3,374.41
  4. Step 4: Simplify right side
    11,271.30x = 57,061,812.81
  5. Step 5: Solve for x
    x = 57,061,812.81/11,271.30
  6. Step 6: Final answer
    x = 5,062.58

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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.