Home / 7,736.31-11,604.87-2,809.08

Finding the Fourth Proportional to 7,736.31, 11,604.87 and 2,809.08

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Solution

The fourth proportional to 7,736.31, 11,604.87 and 2,809.08 is: 4,213.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,736.31 : 11,604.87 = 2,809.08 : x
  2. Step 2: Convert to fraction form
    7,736.31/11,604.87 = 2,809.08/x
  3. Step 3: Cross multiply
    7,736.31x = 11,604.87 × 2,809.08
  4. Step 4: Simplify right side
    7,736.31x = 32,599,008.22
  5. Step 5: Solve for x
    x = 32,599,008.22/7,736.31
  6. Step 6: Final answer
    x = 4,213.77

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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.