Home / 11,130.42-16,697.25-3,339.84

Finding the Fourth Proportional to 11,130.42, 16,697.25 and 3,339.84

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Solution

The fourth proportional to 11,130.42, 16,697.25 and 3,339.84 is: 5,010.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,130.42 : 16,697.25 = 3,339.84 : x
  2. Step 2: Convert to fraction form
    11,130.42/16,697.25 = 3,339.84/x
  3. Step 3: Cross multiply
    11,130.42x = 16,697.25 × 3,339.84
  4. Step 4: Simplify right side
    11,130.42x = 55,766,143.44
  5. Step 5: Solve for x
    x = 55,766,143.44/11,130.42
  6. Step 6: Final answer
    x = 5,010.25

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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.