Home / 2,882.25-3,977.30-1,623.51

Finding the Fourth Proportional to 2,882.25, 3,977.30 and 1,623.51

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Solution

The fourth proportional to 2,882.25, 3,977.30 and 1,623.51 is: 2,240.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,882.25 : 3,977.30 = 1,623.51 : x
  2. Step 2: Convert to fraction form
    2,882.25/3,977.30 = 1,623.51/x
  3. Step 3: Cross multiply
    2,882.25x = 3,977.30 × 1,623.51
  4. Step 4: Simplify right side
    2,882.25x = 6,457,190.38
  5. Step 5: Solve for x
    x = 6,457,190.38/2,882.25
  6. Step 6: Final answer
    x = 2,240.33

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1.5x scale

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.