Home / 11,291.04-16,942.34-5,374.62

Finding the Fourth Proportional to 11,291.04, 16,942.34 and 5,374.62

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Solution

The fourth proportional to 11,291.04, 16,942.34 and 5,374.62 is: 8,064.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,291.04 : 16,942.34 = 5,374.62 : x
  2. Step 2: Convert to fraction form
    11,291.04/16,942.34 = 5,374.62/x
  3. Step 3: Cross multiply
    11,291.04x = 16,942.34 × 5,374.62
  4. Step 4: Simplify right side
    11,291.04x = 91,058,652.85
  5. Step 5: Solve for x
    x = 91,058,652.85/11,291.04
  6. Step 6: Final answer
    x = 8,064.68

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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.