Home / 2,949.37-4,070.52-1,904.47

Finding the Fourth Proportional to 2,949.37, 4,070.52 and 1,904.47

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Solution

The fourth proportional to 2,949.37, 4,070.52 and 1,904.47 is: 2,628.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,949.37 : 4,070.52 = 1,904.47 : x
  2. Step 2: Convert to fraction form
    2,949.37/4,070.52 = 1,904.47/x
  3. Step 3: Cross multiply
    2,949.37x = 4,070.52 × 1,904.47
  4. Step 4: Simplify right side
    2,949.37x = 7,752,183.22
  5. Step 5: Solve for x
    x = 7,752,183.22/2,949.37
  6. Step 6: Final answer
    x = 2,628.42

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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.