Home / 7,749.64-11,623.74-2,203.48

Finding the Fourth Proportional to 7,749.64, 11,623.74 and 2,203.48

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Solution

The fourth proportional to 7,749.64, 11,623.74 and 2,203.48 is: 3,305.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,749.64 : 11,623.74 = 2,203.48 : x
  2. Step 2: Convert to fraction form
    7,749.64/11,623.74 = 2,203.48/x
  3. Step 3: Cross multiply
    7,749.64x = 11,623.74 × 2,203.48
  4. Step 4: Simplify right side
    7,749.64x = 25,612,678.62
  5. Step 5: Solve for x
    x = 25,612,678.62/7,749.64
  6. Step 6: Final answer
    x = 3,305.02

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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.