Home / 11,189.44-16,784.04-4,613.68

Finding the Fourth Proportional to 11,189.44, 16,784.04 and 4,613.68

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Solution

The fourth proportional to 11,189.44, 16,784.04 and 4,613.68 is: 6,920.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,189.44 : 16,784.04 = 4,613.68 : x
  2. Step 2: Convert to fraction form
    11,189.44/16,784.04 = 4,613.68/x
  3. Step 3: Cross multiply
    11,189.44x = 16,784.04 × 4,613.68
  4. Step 4: Simplify right side
    11,189.44x = 77,436,189.67
  5. Step 5: Solve for x
    x = 77,436,189.67/11,189.44
  6. Step 6: Final answer
    x = 6,920.47

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1.5x scale

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.