Home / 2,882.07-3,977.22-1,623.09

Finding the Fourth Proportional to 2,882.07, 3,977.22 and 1,623.09

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Solution

The fourth proportional to 2,882.07, 3,977.22 and 1,623.09 is: 2,239.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,882.07 : 3,977.22 = 1,623.09 : x
  2. Step 2: Convert to fraction form
    2,882.07/3,977.22 = 1,623.09/x
  3. Step 3: Cross multiply
    2,882.07x = 3,977.22 × 1,623.09
  4. Step 4: Simplify right side
    2,882.07x = 6,455,386.01
  5. Step 5: Solve for x
    x = 6,455,386.01/2,882.07
  6. Step 6: Final answer
    x = 2,239.84

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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.