Home / 2,949.54-4,070.43-1,623.21

Finding the Fourth Proportional to 2,949.54, 4,070.43 and 1,623.21

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Solution

The fourth proportional to 2,949.54, 4,070.43 and 1,623.21 is: 2,240.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,949.54 : 4,070.43 = 1,623.21 : x
  2. Step 2: Convert to fraction form
    2,949.54/4,070.43 = 1,623.21/x
  3. Step 3: Cross multiply
    2,949.54x = 4,070.43 × 1,623.21
  4. Step 4: Simplify right side
    2,949.54x = 6,607,162.68
  5. Step 5: Solve for x
    x = 6,607,162.68/2,949.54
  6. Step 6: Final answer
    x = 2,240.07

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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.