Home / 11,613.74-17,421.26-3,716.95

Finding the Fourth Proportional to 11,613.74, 17,421.26 and 3,716.95

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Solution

The fourth proportional to 11,613.74, 17,421.26 and 3,716.95 is: 5,575.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,613.74 : 17,421.26 = 3,716.95 : x
  2. Step 2: Convert to fraction form
    11,613.74/17,421.26 = 3,716.95/x
  3. Step 3: Cross multiply
    11,613.74x = 17,421.26 × 3,716.95
  4. Step 4: Simplify right side
    11,613.74x = 64,753,952.36
  5. Step 5: Solve for x
    x = 64,753,952.36/11,613.74
  6. Step 6: Final answer
    x = 5,575.63

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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.