Home / 9,269.70-13,904.82-3,999.30

Finding the Fourth Proportional to 9,269.70, 13,904.82 and 3,999.30

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Solution

The fourth proportional to 9,269.70, 13,904.82 and 3,999.30 is: 5,999.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,269.70 : 13,904.82 = 3,999.30 : x
  2. Step 2: Convert to fraction form
    9,269.70/13,904.82 = 3,999.30/x
  3. Step 3: Cross multiply
    9,269.70x = 13,904.82 × 3,999.30
  4. Step 4: Simplify right side
    9,269.70x = 55,609,546.63
  5. Step 5: Solve for x
    x = 55,609,546.63/9,269.70
  6. Step 6: Final answer
    x = 5,999.07

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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.