Home / 4,309.74-5,945.04-2,540.88

Finding the Fourth Proportional to 4,309.74, 5,945.04 and 2,540.88

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Solution

The fourth proportional to 4,309.74, 5,945.04 and 2,540.88 is: 3,505.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,309.74 : 5,945.04 = 2,540.88 : x
  2. Step 2: Convert to fraction form
    4,309.74/5,945.04 = 2,540.88/x
  3. Step 3: Cross multiply
    4,309.74x = 5,945.04 × 2,540.88
  4. Step 4: Simplify right side
    4,309.74x = 15,105,633.24
  5. Step 5: Solve for x
    x = 15,105,633.24/4,309.74
  6. Step 6: Final answer
    x = 3,505.00

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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.