Home / 5,749.64-7,934.51-3,231.89

Finding the Fourth Proportional to 5,749.64, 7,934.51 and 3,231.89

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Solution

The fourth proportional to 5,749.64, 7,934.51 and 3,231.89 is: 4,460.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,749.64 : 7,934.51 = 3,231.89 : x
  2. Step 2: Convert to fraction form
    5,749.64/7,934.51 = 3,231.89/x
  3. Step 3: Cross multiply
    5,749.64x = 7,934.51 × 3,231.89
  4. Step 4: Simplify right side
    5,749.64x = 25,643,407.69
  5. Step 5: Solve for x
    x = 25,643,407.69/5,749.64
  6. Step 6: Final answer
    x = 4,460.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.