Home / 2,929.05-4,049.87-2,559.99

Finding the Fourth Proportional to 2,929.05, 4,049.87 and 2,559.99

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Solution

The fourth proportional to 2,929.05, 4,049.87 and 2,559.99 is: 3,539.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,929.05 : 4,049.87 = 2,559.99 : x
  2. Step 2: Convert to fraction form
    2,929.05/4,049.87 = 2,559.99/x
  3. Step 3: Cross multiply
    2,929.05x = 4,049.87 × 2,559.99
  4. Step 4: Simplify right side
    2,929.05x = 10,367,629.09
  5. Step 5: Solve for x
    x = 10,367,629.09/2,929.05
  6. Step 6: Final answer
    x = 3,539.59

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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.