Home / 10,412.21-15,618.17-2,514.66

Finding the Fourth Proportional to 10,412.21, 15,618.17 and 2,514.66

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Solution

The fourth proportional to 10,412.21, 15,618.17 and 2,514.66 is: 3,771.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,412.21 : 15,618.17 = 2,514.66 : x
  2. Step 2: Convert to fraction form
    10,412.21/15,618.17 = 2,514.66/x
  3. Step 3: Cross multiply
    10,412.21x = 15,618.17 × 2,514.66
  4. Step 4: Simplify right side
    10,412.21x = 39,274,408.80
  5. Step 5: Solve for x
    x = 39,274,408.80/10,412.21
  6. Step 6: Final answer
    x = 3,771.96

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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.