Home / 2,949.99-4,070.97-1,623.66

Finding the Fourth Proportional to 2,949.99, 4,070.97 and 1,623.66

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Solution

The fourth proportional to 2,949.99, 4,070.97 and 1,623.66 is: 2,240.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,949.99 : 4,070.97 = 1,623.66 : x
  2. Step 2: Convert to fraction form
    2,949.99/4,070.97 = 1,623.66/x
  3. Step 3: Cross multiply
    2,949.99x = 4,070.97 × 1,623.66
  4. Step 4: Simplify right side
    2,949.99x = 6,609,871.15
  5. Step 5: Solve for x
    x = 6,609,871.15/2,949.99
  6. Step 6: Final answer
    x = 2,240.64

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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.