Home / 2,949.26-4,070.07-1,623.02

Finding the Fourth Proportional to 2,949.26, 4,070.07 and 1,623.02

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Solution

The fourth proportional to 2,949.26, 4,070.07 and 1,623.02 is: 2,239.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,949.26 : 4,070.07 = 1,623.02 : x
  2. Step 2: Convert to fraction form
    2,949.26/4,070.07 = 1,623.02/x
  3. Step 3: Cross multiply
    2,949.26x = 4,070.07 × 1,623.02
  4. Step 4: Simplify right side
    2,949.26x = 6,605,784.66
  5. Step 5: Solve for x
    x = 6,605,784.66/2,949.26
  6. Step 6: Final answer
    x = 2,239.81

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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.