Home / 10,741.73-16,040.26-8,771.21

Finding the Fourth Proportional to 10,741.73, 16,040.26 and 8,771.21

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Solution

The fourth proportional to 10,741.73, 16,040.26 and 8,771.21 is: 13,097.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,741.73 : 16,040.26 = 8,771.21 : x
  2. Step 2: Convert to fraction form
    10,741.73/16,040.26 = 8,771.21/x
  3. Step 3: Cross multiply
    10,741.73x = 16,040.26 × 8,771.21
  4. Step 4: Simplify right side
    10,741.73x = 140,692,524.94
  5. Step 5: Solve for x
    x = 140,692,524.94/10,741.73
  6. Step 6: Final answer
    x = 13,097.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.