Home / 9,242.20-13,861.26-2,666.96

Finding the Fourth Proportional to 9,242.20, 13,861.26 and 2,666.96

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Solution

The fourth proportional to 9,242.20, 13,861.26 and 2,666.96 is: 3,999.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,242.20 : 13,861.26 = 2,666.96 : x
  2. Step 2: Convert to fraction form
    9,242.20/13,861.26 = 2,666.96/x
  3. Step 3: Cross multiply
    9,242.20x = 13,861.26 × 2,666.96
  4. Step 4: Simplify right side
    9,242.20x = 36,967,425.97
  5. Step 5: Solve for x
    x = 36,967,425.97/9,242.20
  6. Step 6: Final answer
    x = 3,999.85

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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.