Home / 10,349.96-15,514.82-4,107.88

Finding the Fourth Proportional to 10,349.96, 15,514.82 and 4,107.88

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Solution

The fourth proportional to 10,349.96, 15,514.82 and 4,107.88 is: 6,157.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,349.96 : 15,514.82 = 4,107.88 : x
  2. Step 2: Convert to fraction form
    10,349.96/15,514.82 = 4,107.88/x
  3. Step 3: Cross multiply
    10,349.96x = 15,514.82 × 4,107.88
  4. Step 4: Simplify right side
    10,349.96x = 63,733,018.78
  5. Step 5: Solve for x
    x = 63,733,018.78/10,349.96
  6. Step 6: Final answer
    x = 6,157.80

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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.