Home / 10,841.21-14,961.21-6,125.80

Finding the Fourth Proportional to 10,841.21, 14,961.21 and 6,125.80

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Solution

The fourth proportional to 10,841.21, 14,961.21 and 6,125.80 is: 8,453.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,841.21 : 14,961.21 = 6,125.80 : x
  2. Step 2: Convert to fraction form
    10,841.21/14,961.21 = 6,125.80/x
  3. Step 3: Cross multiply
    10,841.21x = 14,961.21 × 6,125.80
  4. Step 4: Simplify right side
    10,841.21x = 91,649,305.41
  5. Step 5: Solve for x
    x = 91,649,305.41/10,841.21
  6. Step 6: Final answer
    x = 8,453.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.