Home / 11,582.67-17,397.29-6,911.80

Finding the Fourth Proportional to 11,582.67, 17,397.29 and 6,911.80

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Solution

The fourth proportional to 11,582.67, 17,397.29 and 6,911.80 is: 10,381.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,582.67 : 17,397.29 = 6,911.80 : x
  2. Step 2: Convert to fraction form
    11,582.67/17,397.29 = 6,911.80/x
  3. Step 3: Cross multiply
    11,582.67x = 17,397.29 × 6,911.80
  4. Step 4: Simplify right side
    11,582.67x = 120,246,589.02
  5. Step 5: Solve for x
    x = 120,246,589.02/11,582.67
  6. Step 6: Final answer
    x = 10,381.60

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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.