Home / 11,160.11-16,739.68-3,368.69

Finding the Fourth Proportional to 11,160.11, 16,739.68 and 3,368.69

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Solution

The fourth proportional to 11,160.11, 16,739.68 and 3,368.69 is: 5,052.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,160.11 : 16,739.68 = 3,368.69 : x
  2. Step 2: Convert to fraction form
    11,160.11/16,739.68 = 3,368.69/x
  3. Step 3: Cross multiply
    11,160.11x = 16,739.68 × 3,368.69
  4. Step 4: Simplify right side
    11,160.11x = 56,390,750.77
  5. Step 5: Solve for x
    x = 56,390,750.77/11,160.11
  6. Step 6: Final answer
    x = 5,052.89

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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.