Home / 7,383.64-11,072.70-2,999.62

Finding the Fourth Proportional to 7,383.64, 11,072.70 and 2,999.62

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Solution

The fourth proportional to 7,383.64, 11,072.70 and 2,999.62 is: 4,498.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,383.64 : 11,072.70 = 2,999.62 : x
  2. Step 2: Convert to fraction form
    7,383.64/11,072.70 = 2,999.62/x
  3. Step 3: Cross multiply
    7,383.64x = 11,072.70 × 2,999.62
  4. Step 4: Simplify right side
    7,383.64x = 33,213,892.37
  5. Step 5: Solve for x
    x = 33,213,892.37/7,383.64
  6. Step 6: Final answer
    x = 4,498.31

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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.