Home / 5,118.26-7,062.46-2,963.99

Finding the Fourth Proportional to 5,118.26, 7,062.46 and 2,963.99

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Solution

The fourth proportional to 5,118.26, 7,062.46 and 2,963.99 is: 4,089.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,118.26 : 7,062.46 = 2,963.99 : x
  2. Step 2: Convert to fraction form
    5,118.26/7,062.46 = 2,963.99/x
  3. Step 3: Cross multiply
    5,118.26x = 7,062.46 × 2,963.99
  4. Step 4: Simplify right side
    5,118.26x = 20,933,071.06
  5. Step 5: Solve for x
    x = 20,933,071.06/5,118.26
  6. Step 6: Final answer
    x = 4,089.88

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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.